20189196

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{1427}}^1$

素因数の和:1571

約数の個数: 48

約数和(自身を含む): 52778880

約数和(自身を除く): 32589684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 262, 393, 524, 786, 1179, 1427, 1572, 2358, 2854, 3537, 4281, 4716, 5708, 7074, 8562, 12843, 14148, 17124, 25686, 38529, 51372, 77058, 154116, 186937, 373874, 560811, 747748, 1121622, 1682433, 2243244, 3364866, 5047299, 6729732, 10094598, 20189196]

約数ペア:

[(1, 20189196), (2, 10094598), (3, 6729732), (4, 5047299), (6, 3364866), (9, 2243244), (12, 1682433), (18, 1121622), (27, 747748), (36, 560811), (54, 373874), (108, 186937), (131, 154116), (262, 77058), (393, 51372), (524, 38529), (786, 25686), (1179, 17124), (1427, 14148), (1572, 12843), (2358, 8562), (2854, 7074), (3537, 5708), (4281, 4716)]