20779356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{133201}}^1$

素因数の和:133221

約数の個数: 24

約数和(自身を含む): 52215184

約数和(自身を除く): 31435828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 133201, 266402, 399603, 532804, 799206, 1598412, 1731613, 3463226, 5194839, 6926452, 10389678, 20779356]

約数ペア:

[(1, 20779356), (2, 10389678), (3, 6926452), (4, 5194839), (6, 3463226), (12, 1731613), (13, 1598412), (26, 799206), (39, 532804), (52, 399603), (78, 266402), (156, 133201)]