20782788804

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{2017}}^1\times {\mathrm{3623}}^1$

素因数の和:5729

約数の個数: 72

約数和(自身を含む): 53240328960

約数和(自身を除く): 32457540156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 711, 948, 1422, 2017, 2844, 3623, 4034, 6051, 7246, 8068, 10869, 12102, 14492, 18153, 21738, 24204, 32607, 36306, 43476, 65214, 72612, 130428, 159343, 286217, 318686, 478029, 572434, 637372, 858651, 956058, 1144868, 1434087, 1717302, 1912116, 2575953, 2868174, 3434604, 5151906, 5736348, 7307591, 10303812, 14615182, 21922773, 29230364, 43845546, 65768319, 87691092, 131536638, 263073276, 577299689, 1154599378, 1731899067, 2309198756, 3463798134, 5195697201, 6927596268, 10391394402, 20782788804]

約数ペア:

[(1, 20782788804), (2, 10391394402), (3, 6927596268), (4, 5195697201), (6, 3463798134), (9, 2309198756), (12, 1731899067), (18, 1154599378), (36, 577299689), (79, 263073276), (158, 131536638), (237, 87691092), (316, 65768319), (474, 43845546), (711, 29230364), (948, 21922773), (1422, 14615182), (2017, 10303812), (2844, 7307591), (3623, 5736348), (4034, 5151906), (6051, 3434604), (7246, 2868174), (8068, 2575953), (10869, 1912116), (12102, 1717302), (14492, 1434087), (18153, 1144868), (21738, 956058), (24204, 858651), (32607, 637372), (36306, 572434), (43476, 478029), (65214, 318686), (72612, 286217), (130428, 159343)]