20155798929

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3181}}^1\times {\mathrm{5693}}^1$

素因数の和:8937

約数の個数: 32

約数和(自身を含む): 31308436224

約数和(自身を除く): 11152637295

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 3181, 5693, 9543, 17079, 22267, 39851, 66801, 119553, 168593, 301729, 505779, 905187, 1180151, 2112103, 3540453, 6336309, 18109433, 54328299, 126766031, 380298093, 959799949, 2879399847, 6718599643, 20155798929]

約数ペア:

[(1, 20155798929), (3, 6718599643), (7, 2879399847), (21, 959799949), (53, 380298093), (159, 126766031), (371, 54328299), (1113, 18109433), (3181, 6336309), (5693, 3540453), (9543, 2112103), (17079, 1180151), (22267, 905187), (39851, 505779), (66801, 301729), (119553, 168593)]