19615661908

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1\times {\mathrm{4019}}^1$

素因数の和:4408

約数の個数: 48

約数和(自身を含む): 35465855040

約数和(自身を除く): 15850193132

約数列:

[1, 2, 4, 61, 83, 122, 166, 241, 244, 332, 482, 964, 4019, 5063, 8038, 10126, 14701, 16076, 20003, 20252, 29402, 40006, 58804, 80012, 245159, 333577, 490318, 667154, 968579, 980636, 1220183, 1334308, 1937158, 2440366, 3874316, 4880732, 20348197, 40696394, 59083319, 80392057, 81392788, 118166638, 160784114, 236333276, 321568228, 4903915477, 9807830954, 19615661908]

約数ペア:

[(1, 19615661908), (2, 9807830954), (4, 4903915477), (61, 321568228), (83, 236333276), (122, 160784114), (166, 118166638), (241, 81392788), (244, 80392057), (332, 59083319), (482, 40696394), (964, 20348197), (4019, 4880732), (5063, 3874316), (8038, 2440366), (10126, 1937158), (14701, 1334308), (16076, 1220183), (20003, 980636), (20252, 968579), (29402, 667154), (40006, 490318), (58804, 333577), (80012, 245159)]