205128968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{4457}}^1$

素因数の和:4997

約数の個数: 32

約数和(自身を含む): 420478560

約数和(自身を除く): 215349592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 523, 1046, 2092, 4184, 4457, 5753, 8914, 11506, 17828, 23012, 35656, 46024, 49027, 98054, 196108, 392216, 2331011, 4662022, 9324044, 18648088, 25641121, 51282242, 102564484, 205128968]

約数ペア:

[(1, 205128968), (2, 102564484), (4, 51282242), (8, 25641121), (11, 18648088), (22, 9324044), (44, 4662022), (88, 2331011), (523, 392216), (1046, 196108), (2092, 98054), (4184, 49027), (4457, 46024), (5753, 35656), (8914, 23012), (11506, 17828)]