20115888924

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{35447}}^1$

素因数の和:35623

約数の個数: 72

約数和(自身を含む): 49917022848

約数和(自身を除く): 29801133924

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 131, 228, 262, 361, 393, 524, 722, 786, 1083, 1444, 1572, 2166, 2489, 4332, 4978, 7467, 9956, 14934, 29868, 35447, 47291, 70894, 94582, 106341, 141788, 141873, 189164, 212682, 283746, 425364, 567492, 673493, 1346986, 2020479, 2693972, 4040958, 4643557, 8081916, 9287114, 12796367, 13930671, 18574228, 25592734, 27861342, 38389101, 51185468, 55722684, 76778202, 88227583, 153556404, 176455166, 264682749, 352910332, 529365498, 1058730996, 1676324077, 3352648154, 5028972231, 6705296308, 10057944462, 20115888924]

約数ペア:

[(1, 20115888924), (2, 10057944462), (3, 6705296308), (4, 5028972231), (6, 3352648154), (12, 1676324077), (19, 1058730996), (38, 529365498), (57, 352910332), (76, 264682749), (114, 176455166), (131, 153556404), (228, 88227583), (262, 76778202), (361, 55722684), (393, 51185468), (524, 38389101), (722, 27861342), (786, 25592734), (1083, 18574228), (1444, 13930671), (1572, 12796367), (2166, 9287114), (2489, 8081916), (4332, 4643557), (4978, 4040958), (7467, 2693972), (9956, 2020479), (14934, 1346986), (29868, 673493), (35447, 567492), (47291, 425364), (70894, 283746), (94582, 212682), (106341, 189164), (141788, 141873)]