18930704

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{7001}}^1$

素因数の和:7035

約数の個数: 30

約数和(自身を含む): 39722346

約数和(自身を除く): 20791642

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 7001, 14002, 28004, 56008, 91013, 112016, 182026, 364052, 728104, 1183169, 1456208, 2366338, 4732676, 9465352, 18930704]

約数ペア:

[(1, 18930704), (2, 9465352), (4, 4732676), (8, 2366338), (13, 1456208), (16, 1183169), (26, 728104), (52, 364052), (104, 182026), (169, 112016), (208, 91013), (338, 56008), (676, 28004), (1352, 14002), (2704, 7001)]