30939664

素因数分解:

$2^4\times 7^1\times {\mathrm{276247}}^1$

素因数の和:276262

約数の個数: 20

約数和(自身を含む): 68509504

約数和(自身を除く): 37569840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 276247, 552494, 1104988, 1933729, 2209976, 3867458, 4419952, 7734916, 15469832, 30939664]

約数ペア:

[(1, 30939664), (2, 15469832), (4, 7734916), (7, 4419952), (8, 3867458), (14, 2209976), (16, 1933729), (28, 1104988), (56, 552494), (112, 276247)]