28401808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{93427}}^1$

素因数の和:93454

約数の個数: 20

約数和(自身を含む): 57925360

約数和(自身を除く): 29523552

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 93427, 186854, 373708, 747416, 1494832, 1775113, 3550226, 7100452, 14200904, 28401808]

約数ペア:

[(1, 28401808), (2, 14200904), (4, 7100452), (8, 3550226), (16, 1775113), (19, 1494832), (38, 747416), (76, 373708), (152, 186854), (304, 93427)]