19718432396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2591}}^1\times {\mathrm{8609}}^1$

素因数の和:11234

約数の個数: 48

約数和(自身を含む): 39367399680

約数和(自身を除く): 19648967284

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 2591, 5182, 8609, 10364, 17218, 33683, 34436, 44047, 67366, 88094, 111917, 134732, 146353, 176188, 223834, 292706, 447668, 572611, 585412, 1145222, 1902589, 2290444, 3805178, 7610356, 22305919, 44611838, 89223676, 289976947, 379200623, 579953894, 758401246, 1159907788, 1516802492, 4929608099, 9859216198, 19718432396]

約数ペア:

[(1, 19718432396), (2, 9859216198), (4, 4929608099), (13, 1516802492), (17, 1159907788), (26, 758401246), (34, 579953894), (52, 379200623), (68, 289976947), (221, 89223676), (442, 44611838), (884, 22305919), (2591, 7610356), (5182, 3805178), (8609, 2290444), (10364, 1902589), (17218, 1145222), (33683, 585412), (34436, 572611), (44047, 447668), (67366, 292706), (88094, 223834), (111917, 176188), (134732, 146353)]