19437612628

素因数分解:

$2^2\times 7^2\times {\mathrm{99171493}}^1$

素因数の和:99171511

約数の個数: 18

約数和(自身を含む): 39569426106

約数和(自身を除く): 20131813478

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 99171493, 198342986, 396685972, 694200451, 1388400902, 2776801804, 4859403157, 9718806314, 19437612628]

約数ペア:

[(1, 19437612628), (2, 9718806314), (4, 4859403157), (7, 2776801804), (14, 1388400902), (28, 694200451), (49, 396685972), (98, 198342986), (196, 99171493)]