19861872

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9623}}^1$

素因数の和:9677

約数の個数: 40

約数和(自身を含む): 52508544

約数和(自身を除く): 32646672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 9623, 19246, 28869, 38492, 57738, 76984, 115476, 153968, 230952, 413789, 461904, 827578, 1241367, 1655156, 2482734, 3310312, 4965468, 6620624, 9930936, 19861872]

約数ペア:

[(1, 19861872), (2, 9930936), (3, 6620624), (4, 4965468), (6, 3310312), (8, 2482734), (12, 1655156), (16, 1241367), (24, 827578), (43, 461904), (48, 413789), (86, 230952), (129, 153968), (172, 115476), (258, 76984), (344, 57738), (516, 38492), (688, 28869), (1032, 19246), (2064, 9623)]