20766105217

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2837}}^1\times {\mathrm{3011}}^1$

素因数の和:5889

約数の個数: 32

約数和(自身を含む): 25849321344

約数和(自身を除く): 5083216127

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 2837, 3011, 31207, 33121, 36881, 39143, 48229, 51187, 405691, 430573, 530519, 563057, 626977, 665431, 6896747, 7319741, 8542207, 93964277, 111048691, 145217519, 1221535601, 1597392709, 1887827747, 20766105217]

約数ペア:

[(1, 20766105217), (11, 1887827747), (13, 1597392709), (17, 1221535601), (143, 145217519), (187, 111048691), (221, 93964277), (2431, 8542207), (2837, 7319741), (3011, 6896747), (31207, 665431), (33121, 626977), (36881, 563057), (39143, 530519), (48229, 430573), (51187, 405691)]