20794536

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:848

約数の個数: 128

約数和(自身を含む): 69984000

約数和(自身を除く): 49189464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 27, 28, 34, 36, 42, 51, 54, 56, 63, 68, 72, 84, 102, 108, 119, 126, 136, 153, 168, 189, 204, 216, 238, 252, 306, 357, 378, 408, 459, 476, 504, 612, 714, 756, 809, 918, 952, 1071, 1224, 1428, 1512, 1618, 1836, 2142, 2427, 2856, 3213, 3236, 3672, 4284, 4854, 5663, 6426, 6472, 7281, 8568, 9708, 11326, 12852, 13753, 14562, 16989, 19416, 21843, 22652, 25704, 27506, 29124, 33978, 41259, 43686, 45304, 50967, 55012, 58248, 67956, 82518, 87372, 96271, 101934, 110024, 123777, 135912, 152901, 165036, 174744, 192542, 203868, 247554, 288813, 305802, 330072, 371331, 385084, 407736, 495108, 577626, 611604, 742662, 770168, 866439, 990216, 1155252, 1223208, 1485324, 1732878, 2310504, 2599317, 2970648, 3465756, 5198634, 6931512, 10397268, 20794536]

約数ペア:

[(1, 20794536), (2, 10397268), (3, 6931512), (4, 5198634), (6, 3465756), (7, 2970648), (8, 2599317), (9, 2310504), (12, 1732878), (14, 1485324), (17, 1223208), (18, 1155252), (21, 990216), (24, 866439), (27, 770168), (28, 742662), (34, 611604), (36, 577626), (42, 495108), (51, 407736), (54, 385084), (56, 371331), (63, 330072), (68, 305802), (72, 288813), (84, 247554), (102, 203868), (108, 192542), (119, 174744), (126, 165036), (136, 152901), (153, 135912), (168, 123777), (189, 110024), (204, 101934), (216, 96271), (238, 87372), (252, 82518), (306, 67956), (357, 58248), (378, 55012), (408, 50967), (459, 45304), (476, 43686), (504, 41259), (612, 33978), (714, 29124), (756, 27506), (809, 25704), (918, 22652), (952, 21843), (1071, 19416), (1224, 16989), (1428, 14562), (1512, 13753), (1618, 12852), (1836, 11326), (2142, 9708), (2427, 8568), (2856, 7281), (3213, 6472), (3236, 6426), (3672, 5663), (4284, 4854)]