19789253

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 22505472

約数和(自身を除く): 2716219

約数列:

[1, 11, 31, 131, 341, 443, 1441, 4061, 4873, 13733, 44671, 58033, 151063, 638363, 1799023, 19789253]

約数ペア:

[(1, 19789253), (11, 1799023), (31, 638363), (131, 151063), (341, 58033), (443, 44671), (1441, 13733), (4061, 4873)]