20512488065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1061}}^1\times {\mathrm{11971}}^1$

素因数の和:13073

約数の個数: 32

約数和(自身を含む): 27462810240

約数和(自身を除く): 6950322175

約数列:

[1, 5, 17, 19, 85, 95, 323, 1061, 1615, 5305, 11971, 18037, 20159, 59855, 90185, 100795, 203507, 227449, 342703, 1017535, 1137245, 1713515, 3866633, 12701231, 19333165, 63506155, 215920927, 241323389, 1079604635, 1206616945, 4102497613, 20512488065]

約数ペア:

[(1, 20512488065), (5, 4102497613), (17, 1206616945), (19, 1079604635), (85, 241323389), (95, 215920927), (323, 63506155), (1061, 19333165), (1615, 12701231), (5305, 3866633), (11971, 1713515), (18037, 1137245), (20159, 1017535), (59855, 342703), (90185, 227449), (100795, 203507)]