1640771638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{21929}}^1$

素因数の和:22140

約数の個数: 32

約数和(自身を含む): 2842128000

約数和(自身を除く): 1201356362

約数列:

[1, 2, 11, 19, 22, 38, 179, 209, 358, 418, 1969, 3401, 3938, 6802, 21929, 37411, 43858, 74822, 241219, 416651, 482438, 833302, 3925291, 4583161, 7850582, 9166322, 43178201, 74580529, 86356402, 149161058, 820385819, 1640771638]

約数ペア:

[(1, 1640771638), (2, 820385819), (11, 149161058), (19, 86356402), (22, 74580529), (38, 43178201), (179, 9166322), (209, 7850582), (358, 4583161), (418, 3925291), (1969, 833302), (3401, 482438), (3938, 416651), (6802, 241219), (21929, 74822), (37411, 43858)]