20932984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8101}}^1$

素因数の和:8143

約数の個数: 32

約数和(自身を含む): 43750800

約数和(自身を除く): 22817816

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 8101, 16202, 32404, 64808, 137717, 153919, 275434, 307838, 550868, 615676, 1101736, 1231352, 2616623, 5233246, 10466492, 20932984]

約数ペア:

[(1, 20932984), (2, 10466492), (4, 5233246), (8, 2616623), (17, 1231352), (19, 1101736), (34, 615676), (38, 550868), (68, 307838), (76, 275434), (136, 153919), (152, 137717), (323, 64808), (646, 32404), (1292, 16202), (2584, 8101)]