18953834

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{881}}^1$

素因数の和:1261

約数の個数: 16

約数和(自身を含む): 29465856

約数和(自身を除く): 10512022

約数列:

[1, 2, 31, 62, 347, 694, 881, 1762, 10757, 21514, 27311, 54622, 305707, 611414, 9476917, 18953834]

約数ペア:

[(1, 18953834), (2, 9476917), (31, 611414), (62, 305707), (347, 54622), (694, 27311), (881, 21514), (1762, 10757)]