20236891572

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{449}}^1\times {\mathrm{9007}}^1$

素因数の和:9605

約数の個数: 72

約数和(自身を含む): 51642864000

約数和(自身を除く): 31405972428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 449, 556, 834, 898, 1251, 1347, 1668, 1796, 2502, 2694, 4041, 5004, 5388, 8082, 9007, 16164, 18014, 27021, 36028, 54042, 62411, 81063, 108084, 124822, 162126, 187233, 249644, 324252, 374466, 561699, 748932, 1123398, 1251973, 2246796, 2503946, 3755919, 4044143, 5007892, 7511838, 8088286, 11267757, 12132429, 15023676, 16176572, 22535514, 24264858, 36397287, 45071028, 48529716, 72794574, 145589148, 562135877, 1124271754, 1686407631, 2248543508, 3372815262, 5059222893, 6745630524, 10118445786, 20236891572]

約数ペア:

[(1, 20236891572), (2, 10118445786), (3, 6745630524), (4, 5059222893), (6, 3372815262), (9, 2248543508), (12, 1686407631), (18, 1124271754), (36, 562135877), (139, 145589148), (278, 72794574), (417, 48529716), (449, 45071028), (556, 36397287), (834, 24264858), (898, 22535514), (1251, 16176572), (1347, 15023676), (1668, 12132429), (1796, 11267757), (2502, 8088286), (2694, 7511838), (4041, 5007892), (5004, 4044143), (5388, 3755919), (8082, 2503946), (9007, 2246796), (16164, 1251973), (18014, 1123398), (27021, 748932), (36028, 561699), (54042, 374466), (62411, 324252), (81063, 249644), (108084, 187233), (124822, 162126)]