19126768

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3701}}^1$

素因数の和:3745

約数の個数: 40

約数和(自身を含む): 41314320

約数和(自身を除く): 22187552

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 3701, 5168, 7402, 14804, 29608, 59216, 62917, 70319, 125834, 140638, 251668, 281276, 503336, 562552, 1006672, 1125104, 1195423, 2390846, 4781692, 9563384, 19126768]

約数ペア:

[(1, 19126768), (2, 9563384), (4, 4781692), (8, 2390846), (16, 1195423), (17, 1125104), (19, 1006672), (34, 562552), (38, 503336), (68, 281276), (76, 251668), (136, 140638), (152, 125834), (272, 70319), (304, 62917), (323, 59216), (646, 29608), (1292, 14804), (2584, 7402), (3701, 5168)]