18963730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2011}}^1$

素因数の和:2082

約数の個数: 32

約数和(自身を含む): 36505728

約数和(自身を除く): 17541998

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1886, 2011, 4022, 4715, 9430, 10055, 20110, 46253, 82451, 92506, 164902, 231265, 412255, 462530, 824510, 1896373, 3792746, 9481865, 18963730]

約数ペア:

[(1, 18963730), (2, 9481865), (5, 3792746), (10, 1896373), (23, 824510), (41, 462530), (46, 412255), (82, 231265), (115, 164902), (205, 92506), (230, 82451), (410, 46253), (943, 20110), (1886, 10055), (2011, 9430), (4022, 4715)]