190038428

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{420439}}^1$

素因数の和:420556

約数の個数: 12

約数和(自身を含む): 335511120

約数和(自身を除く): 145472692

約数列:

[1, 2, 4, 113, 226, 452, 420439, 840878, 1681756, 47509607, 95019214, 190038428]

約数ペア:

[(1, 190038428), (2, 95019214), (4, 47509607), (113, 1681756), (226, 840878), (452, 420439)]