189955741456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{913248757}}^1$

素因数の和:913248778

約数の個数: 20

約数和(自身を含む): 396349960972

約数和(自身を除く): 206394219516

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 913248757, 1826497514, 3652995028, 7305990056, 11872233841, 14611980112, 23744467682, 47488935364, 94977870728, 189955741456]

約数ペア:

[(1, 189955741456), (2, 94977870728), (4, 47488935364), (8, 23744467682), (13, 14611980112), (16, 11872233841), (26, 7305990056), (52, 3652995028), (104, 1826497514), (208, 913248757)]