20298031

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 22579200

約数和(自身を除く): 2281169

約数列:

[1, 13, 47, 139, 239, 611, 1807, 3107, 6533, 11233, 33221, 84929, 146029, 431873, 1561387, 20298031]

約数ペア:

[(1, 20298031), (13, 1561387), (47, 431873), (139, 146029), (239, 84929), (611, 33221), (1807, 11233), (3107, 6533)]