20120078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2339}}^1$

素因数の和:2392

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 16271602

約数列:

[1, 2, 11, 17, 22, 23, 34, 46, 187, 253, 374, 391, 506, 782, 2339, 4301, 4678, 8602, 25729, 39763, 51458, 53797, 79526, 107594, 437393, 591767, 874786, 914549, 1183534, 1829098, 10060039, 20120078]

約数ペア:

[(1, 20120078), (2, 10060039), (11, 1829098), (17, 1183534), (22, 914549), (23, 874786), (34, 591767), (46, 437393), (187, 107594), (253, 79526), (374, 53797), (391, 51458), (506, 39763), (782, 25729), (2339, 8602), (4301, 4678)]