20147800898

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1997}}^1\times {\mathrm{2017}}^1$

素因数の和:4118

約数の個数: 32

約数和(自身を含む): 31497702768

約数和(自身を除く): 11349901870

約数列:

[1, 2, 41, 61, 82, 122, 1997, 2017, 2501, 3994, 4034, 5002, 81877, 82697, 121817, 123037, 163754, 165394, 243634, 246074, 4027949, 4994497, 5044517, 8055898, 9988994, 10089034, 165145909, 245704889, 330291818, 491409778, 10073900449, 20147800898]

約数ペア:

[(1, 20147800898), (2, 10073900449), (41, 491409778), (61, 330291818), (82, 245704889), (122, 165145909), (1997, 10089034), (2017, 9988994), (2501, 8055898), (3994, 5044517), (4034, 4994497), (5002, 4027949), (81877, 246074), (82697, 243634), (121817, 165394), (123037, 163754)]