1640697842

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{104543}}^1$

素因数の和:104630

約数の個数: 32

約数和(自身を含む): 3010867200

約数和(自身を除く): 1370169358

約数列:

[1, 2, 7, 14, 19, 38, 59, 118, 133, 266, 413, 826, 1121, 2242, 7847, 15694, 104543, 209086, 731801, 1463602, 1986317, 3972634, 6168037, 12336074, 13904219, 27808438, 43176259, 86352518, 117192703, 234385406, 820348921, 1640697842]

約数ペア:

[(1, 1640697842), (2, 820348921), (7, 234385406), (14, 117192703), (19, 86352518), (38, 43176259), (59, 27808438), (118, 13904219), (133, 12336074), (266, 6168037), (413, 3972634), (826, 1986317), (1121, 1463602), (2242, 731801), (7847, 209086), (15694, 104543)]