20686443362

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1171}}^1\times {\mathrm{10141}}^1$

素因数の和:11394

約数の個数: 32

約数和(自身を含む): 33947626944

約数和(自身を除く): 13261183582

約数列:

[1, 2, 13, 26, 67, 134, 871, 1171, 1742, 2342, 10141, 15223, 20282, 30446, 78457, 131833, 156914, 263666, 679447, 1019941, 1358894, 2039882, 8832811, 11875111, 17665622, 23750222, 154376443, 308752886, 795632437, 1591264874, 10343221681, 20686443362]

約数ペア:

[(1, 20686443362), (2, 10343221681), (13, 1591264874), (26, 795632437), (67, 308752886), (134, 154376443), (871, 23750222), (1171, 17665622), (1742, 11875111), (2342, 8832811), (10141, 2039882), (15223, 1358894), (20282, 1019941), (30446, 679447), (78457, 263666), (131833, 156914)]