19908252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 63598080

約数和(自身を除く): 43689828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 59, 63, 78, 84, 91, 103, 117, 118, 126, 156, 177, 182, 206, 234, 236, 252, 273, 309, 354, 364, 412, 413, 468, 531, 546, 618, 708, 721, 767, 819, 826, 927, 1062, 1092, 1236, 1239, 1339, 1442, 1534, 1638, 1652, 1854, 2124, 2163, 2301, 2478, 2678, 2884, 3068, 3276, 3708, 3717, 4017, 4326, 4602, 4956, 5356, 5369, 6077, 6489, 6903, 7434, 8034, 8652, 9204, 9373, 10738, 12051, 12154, 12978, 13806, 14868, 16068, 16107, 18231, 18746, 21476, 24102, 24308, 25956, 27612, 28119, 32214, 36462, 37492, 42539, 48204, 48321, 54693, 56238, 64428, 72924, 79001, 84357, 85078, 96642, 109386, 112476, 127617, 158002, 168714, 170156, 193284, 218772, 237003, 255234, 316004, 337428, 382851, 474006, 510468, 553007, 711009, 765702, 948012, 1106014, 1422018, 1531404, 1659021, 2212028, 2844036, 3318042, 4977063, 6636084, 9954126, 19908252]

約数ペア:

[(1, 19908252), (2, 9954126), (3, 6636084), (4, 4977063), (6, 3318042), (7, 2844036), (9, 2212028), (12, 1659021), (13, 1531404), (14, 1422018), (18, 1106014), (21, 948012), (26, 765702), (28, 711009), (36, 553007), (39, 510468), (42, 474006), (52, 382851), (59, 337428), (63, 316004), (78, 255234), (84, 237003), (91, 218772), (103, 193284), (117, 170156), (118, 168714), (126, 158002), (156, 127617), (177, 112476), (182, 109386), (206, 96642), (234, 85078), (236, 84357), (252, 79001), (273, 72924), (309, 64428), (354, 56238), (364, 54693), (412, 48321), (413, 48204), (468, 42539), (531, 37492), (546, 36462), (618, 32214), (708, 28119), (721, 27612), (767, 25956), (819, 24308), (826, 24102), (927, 21476), (1062, 18746), (1092, 18231), (1236, 16107), (1239, 16068), (1339, 14868), (1442, 13806), (1534, 12978), (1638, 12154), (1652, 12051), (1854, 10738), (2124, 9373), (2163, 9204), (2301, 8652), (2478, 8034), (2678, 7434), (2884, 6903), (3068, 6489), (3276, 6077), (3708, 5369), (3717, 5356), (4017, 4956), (4326, 4602)]