20375048

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 39187200

約数和(自身を除く): 18812152

約数列:

[1, 2, 4, 8, 79, 103, 158, 206, 313, 316, 412, 626, 632, 824, 1252, 2504, 8137, 16274, 24727, 32239, 32548, 49454, 64478, 65096, 98908, 128956, 197816, 257912, 2546881, 5093762, 10187524, 20375048]

約数ペア:

[(1, 20375048), (2, 10187524), (4, 5093762), (8, 2546881), (79, 257912), (103, 197816), (158, 128956), (206, 98908), (313, 65096), (316, 64478), (412, 49454), (626, 32548), (632, 32239), (824, 24727), (1252, 16274), (2504, 8137)]