213802022

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{1637}}^1$

素因数の和:2156

約数の個数: 32

約数和(自身を含む): 386830080

約数和(自身を除く): 173028058

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 491, 982, 1637, 3274, 3437, 6874, 9329, 11459, 18658, 22918, 31103, 62206, 65303, 130606, 217721, 435442, 803767, 1607534, 5626369, 11252738, 15271573, 30543146, 106901011, 213802022]

約数ペア:

[(1, 213802022), (2, 106901011), (7, 30543146), (14, 15271573), (19, 11252738), (38, 5626369), (133, 1607534), (266, 803767), (491, 435442), (982, 217721), (1637, 130606), (3274, 65303), (3437, 62206), (6874, 31103), (9329, 22918), (11459, 18658)]