1266736

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1931}}^1$

素因数の和:1980

約数の個数: 20

約数和(自身を含む): 2515464

約数和(自身を除く): 1248728

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1931, 3862, 7724, 15448, 30896, 79171, 158342, 316684, 633368, 1266736]

約数ペア:

[(1, 1266736), (2, 633368), (4, 316684), (8, 158342), (16, 79171), (41, 30896), (82, 15448), (164, 7724), (328, 3862), (656, 1931)]