18041604

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:585

約数の個数: 72

約数和(自身を含む): 49871808

約数和(自身を除く): 31830204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 503, 588, 732, 854, 1006, 1281, 1509, 1708, 2012, 2562, 2989, 3018, 3521, 5124, 5978, 6036, 7042, 8967, 10563, 11956, 14084, 17934, 21126, 24647, 30683, 35868, 42252, 49294, 61366, 73941, 92049, 98588, 122732, 147882, 184098, 214781, 295764, 368196, 429562, 644343, 859124, 1288686, 1503467, 2577372, 3006934, 4510401, 6013868, 9020802, 18041604]

約数ペア:

[(1, 18041604), (2, 9020802), (3, 6013868), (4, 4510401), (6, 3006934), (7, 2577372), (12, 1503467), (14, 1288686), (21, 859124), (28, 644343), (42, 429562), (49, 368196), (61, 295764), (84, 214781), (98, 184098), (122, 147882), (147, 122732), (183, 98588), (196, 92049), (244, 73941), (294, 61366), (366, 49294), (427, 42252), (503, 35868), (588, 30683), (732, 24647), (854, 21126), (1006, 17934), (1281, 14084), (1509, 11956), (1708, 10563), (2012, 8967), (2562, 7042), (2989, 6036), (3018, 5978), (3521, 5124)]