20535684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131639}}^1$

素因数の和:131659

約数の個数: 24

約数和(自身を含む): 51602880

約数和(自身を除く): 31067196

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 131639, 263278, 394917, 526556, 789834, 1579668, 1711307, 3422614, 5133921, 6845228, 10267842, 20535684]

約数ペア:

[(1, 20535684), (2, 10267842), (3, 6845228), (4, 5133921), (6, 3422614), (12, 1711307), (13, 1579668), (26, 789834), (39, 526556), (52, 394917), (78, 263278), (156, 131639)]