20191547581

素因数分解:

${\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{35279}}^1$

素因数の和:35684

約数の個数: 16

約数和(自身を含む): 21626922240

約数和(自身を除く): 1435374659

約数列:

[1, 17, 131, 257, 2227, 4369, 33667, 35279, 572339, 599743, 4621549, 9066703, 78566333, 154133951, 1187738093, 20191547581]

約数ペア:

[(1, 20191547581), (17, 1187738093), (131, 154133951), (257, 78566333), (2227, 9066703), (4369, 4621549), (33667, 599743), (35279, 572339)]