18954312

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 51744000

約数和(自身を除く): 32789688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 79, 104, 156, 158, 237, 312, 316, 474, 632, 769, 948, 1027, 1538, 1896, 2054, 2307, 3076, 3081, 4108, 4614, 6152, 6162, 8216, 9228, 9997, 12324, 18456, 19994, 24648, 29991, 39988, 59982, 60751, 79976, 119964, 121502, 182253, 239928, 243004, 364506, 486008, 729012, 789763, 1458024, 1579526, 2369289, 3159052, 4738578, 6318104, 9477156, 18954312]

約数ペア:

[(1, 18954312), (2, 9477156), (3, 6318104), (4, 4738578), (6, 3159052), (8, 2369289), (12, 1579526), (13, 1458024), (24, 789763), (26, 729012), (39, 486008), (52, 364506), (78, 243004), (79, 239928), (104, 182253), (156, 121502), (158, 119964), (237, 79976), (312, 60751), (316, 59982), (474, 39988), (632, 29991), (769, 24648), (948, 19994), (1027, 18456), (1538, 12324), (1896, 9997), (2054, 9228), (2307, 8216), (3076, 6162), (3081, 6152), (4108, 4614)]