20792917873

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{331}}^1\times {\mathrm{53101}}^1$

素因数の和:53465

約数の個数: 24

約数和(自身を含む): 25810120896

約数和(自身を除く): 5017203023

約数列:

[1, 7, 13, 91, 169, 331, 1183, 2317, 4303, 30121, 53101, 55939, 371707, 391573, 690313, 4832191, 8974069, 17576431, 62818483, 123035017, 228493603, 1599455221, 2970416839, 20792917873]

約数ペア:

[(1, 20792917873), (7, 2970416839), (13, 1599455221), (91, 228493603), (169, 123035017), (331, 62818483), (1183, 17576431), (2317, 8974069), (4303, 4832191), (30121, 690313), (53101, 391573), (55939, 371707)]