20589536

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2017}}^1$

素因数の和:2067

約数の個数: 48

約数和(自身を含む): 45768240

約数和(自身を除く): 25178704

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 88, 116, 176, 232, 319, 352, 464, 638, 928, 1276, 2017, 2552, 4034, 5104, 8068, 10208, 16136, 22187, 32272, 44374, 58493, 64544, 88748, 116986, 177496, 233972, 354992, 467944, 643423, 709984, 935888, 1286846, 1871776, 2573692, 5147384, 10294768, 20589536]

約数ペア:

[(1, 20589536), (2, 10294768), (4, 5147384), (8, 2573692), (11, 1871776), (16, 1286846), (22, 935888), (29, 709984), (32, 643423), (44, 467944), (58, 354992), (88, 233972), (116, 177496), (176, 116986), (232, 88748), (319, 64544), (352, 58493), (464, 44374), (638, 32272), (928, 22187), (1276, 16136), (2017, 10208), (2552, 8068), (4034, 5104)]