1679665664

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{172663}}^1$

素因数の和:172700

約数の個数: 40

約数和(自身を含む): 3532705440

約数和(自身を除く): 1853039776

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 172663, 345326, 690652, 1381304, 2762608, 3280597, 5525216, 6561194, 11050432, 13122388, 22100864, 26244776, 44201728, 52489552, 88403456, 104979104, 209958208, 419916416, 839832832, 1679665664]

約数ペア:

[(1, 1679665664), (2, 839832832), (4, 419916416), (8, 209958208), (16, 104979104), (19, 88403456), (32, 52489552), (38, 44201728), (64, 26244776), (76, 22100864), (128, 13122388), (152, 11050432), (256, 6561194), (304, 5525216), (512, 3280597), (608, 2762608), (1216, 1381304), (2432, 690652), (4864, 345326), (9728, 172663)]