19957236

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127931}}^1$

素因数の和:127951

約数の個数: 24

約数和(自身を含む): 50149344

約数和(自身を除く): 30192108

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 127931, 255862, 383793, 511724, 767586, 1535172, 1663103, 3326206, 4989309, 6652412, 9978618, 19957236]

約数ペア:

[(1, 19957236), (2, 9978618), (3, 6652412), (4, 4989309), (6, 3326206), (12, 1663103), (13, 1535172), (26, 767586), (39, 511724), (52, 383793), (78, 255862), (156, 127931)]