18947731688

素因数分解:

$2^3\times {\mathrm{6659}}^1\times {\mathrm{355679}}^1$

素因数の和:362344

約数の個数: 16

約数和(自身を含む): 35532432000

約数和(自身を除く): 16584700312

約数列:

[1, 2, 4, 8, 6659, 13318, 26636, 53272, 355679, 711358, 1422716, 2845432, 2368466461, 4736932922, 9473865844, 18947731688]

約数ペア:

[(1, 18947731688), (2, 9473865844), (4, 4736932922), (8, 2368466461), (6659, 2845432), (13318, 1422716), (26636, 711358), (53272, 355679)]