1917993808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3866923}}^1$

素因数の和:3866962

約数の個数: 20

約数和(自身を含む): 3835988608

約数和(自身を除く): 1917994800

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3866923, 7733846, 15467692, 30935384, 61870768, 119874613, 239749226, 479498452, 958996904, 1917993808]

約数ペア:

[(1, 1917993808), (2, 958996904), (4, 479498452), (8, 239749226), (16, 119874613), (31, 61870768), (62, 30935384), (124, 15467692), (248, 7733846), (496, 3866923)]