1821988092

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{7331}}^1$

素因数の和:7626

約数の個数: 48

約数和(自身を含む): 4311216000

約数和(自身を除く): 2489227908

約数列:

[1, 2, 3, 4, 6, 12, 139, 149, 278, 298, 417, 447, 556, 596, 834, 894, 1668, 1788, 7331, 14662, 20711, 21993, 29324, 41422, 43986, 62133, 82844, 87972, 124266, 248532, 1019009, 1092319, 2038018, 2184638, 3057027, 3276957, 4076036, 4369276, 6114054, 6553914, 12228108, 13107828, 151832341, 303664682, 455497023, 607329364, 910994046, 1821988092]

約数ペア:

[(1, 1821988092), (2, 910994046), (3, 607329364), (4, 455497023), (6, 303664682), (12, 151832341), (139, 13107828), (149, 12228108), (278, 6553914), (298, 6114054), (417, 4369276), (447, 4076036), (556, 3276957), (596, 3057027), (834, 2184638), (894, 2038018), (1668, 1092319), (1788, 1019009), (7331, 248532), (14662, 124266), (20711, 87972), (21993, 82844), (29324, 62133), (41422, 43986)]