198131956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 386104320

約数和(自身を除く): 187972364

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 227, 239, 332, 454, 478, 908, 913, 956, 1826, 2497, 2629, 3652, 4994, 5258, 9988, 10516, 18841, 19837, 37682, 39674, 54253, 75364, 79348, 108506, 207251, 217012, 218207, 414502, 436414, 596783, 829004, 872828, 1193566, 2387132, 4502999, 9005998, 18011996, 49532989, 99065978, 198131956]

約数ペア:

[(1, 198131956), (2, 99065978), (4, 49532989), (11, 18011996), (22, 9005998), (44, 4502999), (83, 2387132), (166, 1193566), (227, 872828), (239, 829004), (332, 596783), (454, 436414), (478, 414502), (908, 218207), (913, 217012), (956, 207251), (1826, 108506), (2497, 79348), (2629, 75364), (3652, 54253), (4994, 39674), (5258, 37682), (9988, 19837), (10516, 18841)]