20880147223

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^3\times {\mathrm{18013}}^1$

素因数の和:18096

約数の個数: 24

約数和(自身を含む): 23867108880

約数和(自身を除く): 2986961657

約数列:

[1, 13, 19, 169, 247, 361, 3211, 4693, 6859, 18013, 61009, 89167, 234169, 342247, 1159171, 3044197, 4449211, 6502693, 57839743, 84535009, 123551167, 1098955117, 1606165171, 20880147223]

約数ペア:

[(1, 20880147223), (13, 1606165171), (19, 1098955117), (169, 123551167), (247, 84535009), (361, 57839743), (3211, 6502693), (4693, 4449211), (6859, 3044197), (18013, 1159171), (61009, 342247), (89167, 234169)]