19824273

素因数分解:

$3^2\times 7^2\times {\mathrm{44953}}^1$

素因数の和:44973

約数の個数: 18

約数和(自身を含む): 33310914

約数和(自身を除く): 13486641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 44953, 134859, 314671, 404577, 944013, 2202697, 2832039, 6608091, 19824273]

約数ペア:

[(1, 19824273), (3, 6608091), (7, 2832039), (9, 2202697), (21, 944013), (49, 404577), (63, 314671), (147, 134859), (441, 44953)]