20198097655

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{2141}}^1\times {\mathrm{30931}}^1$

素因数の和:33138

約数の個数: 16

約数和(自身を含む): 24647359968

約数和(自身を除く): 4449262313

約数列:

[1, 5, 61, 305, 2141, 10705, 30931, 130601, 154655, 653005, 1886791, 9433955, 66223271, 331116355, 4039619531, 20198097655]

約数ペア:

[(1, 20198097655), (5, 4039619531), (61, 331116355), (305, 66223271), (2141, 9433955), (10705, 1886791), (30931, 653005), (130601, 154655)]