19408804910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1269379}}^1$

素因数の和:1269536

約数の個数: 32

約数和(自身を含む): 38386051200

約数和(自身を除く): 18977246290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 3058, 7645, 15290, 1269379, 2538758, 6346895, 12693790, 13963169, 27926338, 69815845, 139631690, 176443681, 352887362, 882218405, 1764436810, 1940880491, 3881760982, 9704402455, 19408804910]

約数ペア:

[(1, 19408804910), (2, 9704402455), (5, 3881760982), (10, 1940880491), (11, 1764436810), (22, 882218405), (55, 352887362), (110, 176443681), (139, 139631690), (278, 69815845), (695, 27926338), (1390, 13963169), (1529, 12693790), (3058, 6346895), (7645, 2538758), (15290, 1269379)]