2018920208

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{1009}}^1\times {\mathrm{1583}}^1$

素因数の和:2679

約数の個数: 40

約数和(自身を含む): 3967603200

約数和(自身を除く): 1948682992

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1009, 1264, 1583, 2018, 3166, 4036, 6332, 8072, 12664, 16144, 25328, 79711, 125057, 159422, 250114, 318844, 500228, 637688, 1000456, 1275376, 1597247, 2000912, 3194494, 6388988, 12777976, 25555952, 126182513, 252365026, 504730052, 1009460104, 2018920208]

約数ペア:

[(1, 2018920208), (2, 1009460104), (4, 504730052), (8, 252365026), (16, 126182513), (79, 25555952), (158, 12777976), (316, 6388988), (632, 3194494), (1009, 2000912), (1264, 1597247), (1583, 1275376), (2018, 1000456), (3166, 637688), (4036, 500228), (6332, 318844), (8072, 250114), (12664, 159422), (16144, 125057), (25328, 79711)]