20920536

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:166

約数の個数: 192

約数和(自身を含む): 72683520

約数和(自身を除く): 51762984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 31, 36, 39, 42, 52, 56, 62, 63, 72, 78, 84, 91, 93, 103, 104, 117, 124, 126, 156, 168, 182, 186, 206, 217, 234, 248, 252, 273, 279, 309, 312, 364, 372, 403, 412, 434, 468, 504, 546, 558, 618, 651, 721, 728, 744, 806, 819, 824, 868, 927, 936, 1092, 1116, 1209, 1236, 1302, 1339, 1442, 1612, 1638, 1736, 1854, 1953, 2163, 2184, 2232, 2418, 2472, 2604, 2678, 2821, 2884, 3193, 3224, 3276, 3627, 3708, 3906, 4017, 4326, 4836, 5208, 5356, 5642, 5768, 6386, 6489, 6552, 7254, 7416, 7812, 8034, 8463, 8652, 9373, 9579, 9672, 10712, 11284, 12051, 12772, 12978, 14508, 15624, 16068, 16926, 17304, 18746, 19158, 22351, 22568, 24102, 25389, 25544, 25956, 28119, 28737, 29016, 32136, 33852, 37492, 38316, 41509, 44702, 48204, 50778, 51912, 56238, 57474, 67053, 67704, 74984, 76632, 83018, 84357, 89404, 96408, 101556, 112476, 114948, 124527, 134106, 166036, 168714, 178808, 201159, 203112, 224952, 229896, 249054, 268212, 290563, 332072, 337428, 373581, 402318, 498108, 536424, 581126, 674856, 747162, 804636, 871689, 996216, 1162252, 1494324, 1609272, 1743378, 2324504, 2615067, 2988648, 3486756, 5230134, 6973512, 10460268, 20920536]

約数ペア:

[(1, 20920536), (2, 10460268), (3, 6973512), (4, 5230134), (6, 3486756), (7, 2988648), (8, 2615067), (9, 2324504), (12, 1743378), (13, 1609272), (14, 1494324), (18, 1162252), (21, 996216), (24, 871689), (26, 804636), (28, 747162), (31, 674856), (36, 581126), (39, 536424), (42, 498108), (52, 402318), (56, 373581), (62, 337428), (63, 332072), (72, 290563), (78, 268212), (84, 249054), (91, 229896), (93, 224952), (103, 203112), (104, 201159), (117, 178808), (124, 168714), (126, 166036), (156, 134106), (168, 124527), (182, 114948), (186, 112476), (206, 101556), (217, 96408), (234, 89404), (248, 84357), (252, 83018), (273, 76632), (279, 74984), (309, 67704), (312, 67053), (364, 57474), (372, 56238), (403, 51912), (412, 50778), (434, 48204), (468, 44702), (504, 41509), (546, 38316), (558, 37492), (618, 33852), (651, 32136), (721, 29016), (728, 28737), (744, 28119), (806, 25956), (819, 25544), (824, 25389), (868, 24102), (927, 22568), (936, 22351), (1092, 19158), (1116, 18746), (1209, 17304), (1236, 16926), (1302, 16068), (1339, 15624), (1442, 14508), (1612, 12978), (1638, 12772), (1736, 12051), (1854, 11284), (1953, 10712), (2163, 9672), (2184, 9579), (2232, 9373), (2418, 8652), (2472, 8463), (2604, 8034), (2678, 7812), (2821, 7416), (2884, 7254), (3193, 6552), (3224, 6489), (3276, 6386), (3627, 5768), (3708, 5642), (3906, 5356), (4017, 5208), (4326, 4836)]