19222686

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^2$

素因数の和:178

約数の個数: 72

約数和(自身を含む): 49572432

約数和(自身を除く): 30349746

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 61, 63, 82, 122, 123, 126, 183, 246, 287, 366, 369, 427, 549, 574, 738, 854, 861, 1098, 1281, 1722, 2501, 2562, 2583, 3721, 3843, 5002, 5166, 7442, 7503, 7686, 11163, 15006, 17507, 22326, 22509, 26047, 33489, 35014, 45018, 52094, 52521, 66978, 78141, 105042, 152561, 156282, 157563, 234423, 305122, 315126, 457683, 468846, 915366, 1067927, 1373049, 2135854, 2746098, 3203781, 6407562, 9611343, 19222686]

約数ペア:

[(1, 19222686), (2, 9611343), (3, 6407562), (6, 3203781), (7, 2746098), (9, 2135854), (14, 1373049), (18, 1067927), (21, 915366), (41, 468846), (42, 457683), (61, 315126), (63, 305122), (82, 234423), (122, 157563), (123, 156282), (126, 152561), (183, 105042), (246, 78141), (287, 66978), (366, 52521), (369, 52094), (427, 45018), (549, 35014), (574, 33489), (738, 26047), (854, 22509), (861, 22326), (1098, 17507), (1281, 15006), (1722, 11163), (2501, 7686), (2562, 7503), (2583, 7442), (3721, 5166), (3843, 5002)]