19628890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2753}}^1$

素因数の和:2814

約数の個数: 32

約数和(自身を含む): 38071296

約数和(自身を除く): 18442406

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 310, 713, 1426, 2753, 3565, 5506, 7130, 13765, 27530, 63319, 85343, 126638, 170686, 316595, 426715, 633190, 853430, 1962889, 3925778, 9814445, 19628890]

約数ペア:

[(1, 19628890), (2, 9814445), (5, 3925778), (10, 1962889), (23, 853430), (31, 633190), (46, 426715), (62, 316595), (115, 170686), (155, 126638), (230, 85343), (310, 63319), (713, 27530), (1426, 13765), (2753, 7130), (3565, 5506)]