20124684

素因数分解:

$2^2\times 3^2\times {\mathrm{691}}^1\times {\mathrm{809}}^1$

素因数の和:1510

約数の個数: 36

約数和(自身を含む): 51007320

約数和(自身を除く): 30882636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 691, 809, 1382, 1618, 2073, 2427, 2764, 3236, 4146, 4854, 6219, 7281, 8292, 9708, 12438, 14562, 24876, 29124, 559019, 1118038, 1677057, 2236076, 3354114, 5031171, 6708228, 10062342, 20124684]

約数ペア:

[(1, 20124684), (2, 10062342), (3, 6708228), (4, 5031171), (6, 3354114), (9, 2236076), (12, 1677057), (18, 1118038), (36, 559019), (691, 29124), (809, 24876), (1382, 14562), (1618, 12438), (2073, 9708), (2427, 8292), (2764, 7281), (3236, 6219), (4146, 4854)]