19211798524

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{709}}^1\times {\mathrm{941}}^1$

素因数の和:1990

約数の個数: 48

約数和(自身を含む): 35281592640

約数和(自身を除く): 16069794116

約数列:

[1, 2, 4, 23, 46, 92, 313, 626, 709, 941, 1252, 1418, 1882, 2836, 3764, 7199, 14398, 16307, 21643, 28796, 32614, 43286, 65228, 86572, 221917, 294533, 443834, 589066, 667169, 887668, 1178132, 1334338, 2668676, 5104091, 6774259, 10208182, 13548518, 15344887, 20416364, 27097036, 30689774, 61379548, 208823897, 417647794, 835295588, 4802949631, 9605899262, 19211798524]

約数ペア:

[(1, 19211798524), (2, 9605899262), (4, 4802949631), (23, 835295588), (46, 417647794), (92, 208823897), (313, 61379548), (626, 30689774), (709, 27097036), (941, 20416364), (1252, 15344887), (1418, 13548518), (1882, 10208182), (2836, 6774259), (3764, 5104091), (7199, 2668676), (14398, 1334338), (16307, 1178132), (21643, 887668), (28796, 667169), (32614, 589066), (43286, 443834), (65228, 294533), (86572, 221917)]