18907670

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{6977}}^1$

素因数の和:7255

約数の個数: 16

約数和(自身を含む): 34164288

約数和(自身を除く): 15256618

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 6977, 13954, 34885, 69770, 1890767, 3781534, 9453835, 18907670]

約数ペア:

[(1, 18907670), (2, 9453835), (5, 3781534), (10, 1890767), (271, 69770), (542, 34885), (1355, 13954), (2710, 6977)]