20123701872

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{6872849}}^1$

素因数の和:6872921

約数の個数: 40

約数和(自身を含む): 52838470800

約数和(自身を除く): 32714768928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 6872849, 13745698, 20618547, 27491396, 41237094, 54982792, 82474188, 109965584, 164948376, 329896752, 419243789, 838487578, 1257731367, 1676975156, 2515462734, 3353950312, 5030925468, 6707900624, 10061850936, 20123701872]

約数ペア:

[(1, 20123701872), (2, 10061850936), (3, 6707900624), (4, 5030925468), (6, 3353950312), (8, 2515462734), (12, 1676975156), (16, 1257731367), (24, 838487578), (48, 419243789), (61, 329896752), (122, 164948376), (183, 109965584), (244, 82474188), (366, 54982792), (488, 41237094), (732, 27491396), (976, 20618547), (1464, 13745698), (2928, 6872849)]