20482956

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{1621}}^1$

素因数の和:1653

約数の個数: 72

約数和(自身を含む): 57859984

約数和(自身を除く): 37377028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 1621, 2106, 3159, 3242, 4212, 4863, 6318, 6484, 9726, 12636, 14589, 19452, 21073, 29178, 42146, 43767, 58356, 63219, 84292, 87534, 126438, 131301, 175068, 189657, 252876, 262602, 379314, 393903, 525204, 568971, 758628, 787806, 1137942, 1575612, 1706913, 2275884, 3413826, 5120739, 6827652, 10241478, 20482956]

約数ペア:

[(1, 20482956), (2, 10241478), (3, 6827652), (4, 5120739), (6, 3413826), (9, 2275884), (12, 1706913), (13, 1575612), (18, 1137942), (26, 787806), (27, 758628), (36, 568971), (39, 525204), (52, 393903), (54, 379314), (78, 262602), (81, 252876), (108, 189657), (117, 175068), (156, 131301), (162, 126438), (234, 87534), (243, 84292), (324, 63219), (351, 58356), (468, 43767), (486, 42146), (702, 29178), (972, 21073), (1053, 19452), (1404, 14589), (1621, 12636), (2106, 9726), (3159, 6484), (3242, 6318), (4212, 4863)]