20381076

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{9281}}^1$

素因数の和:9352

約数の個数: 36

約数和(自身を含む): 52369044

約数和(自身を除く): 31987968

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 9281, 18562, 27843, 37124, 55686, 83529, 111372, 167058, 334116, 566141, 1132282, 1698423, 2264564, 3396846, 5095269, 6793692, 10190538, 20381076]

約数ペア:

[(1, 20381076), (2, 10190538), (3, 6793692), (4, 5095269), (6, 3396846), (9, 2264564), (12, 1698423), (18, 1132282), (36, 566141), (61, 334116), (122, 167058), (183, 111372), (244, 83529), (366, 55686), (549, 37124), (732, 27843), (1098, 18562), (2196, 9281)]