20438424

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{9157}}^1$

素因数の和:9200

約数の個数: 48

約数和(自身を含む): 57145920

約数和(自身を除く): 36707496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 9157, 18314, 27471, 36628, 54942, 73256, 82413, 109884, 164826, 219768, 283867, 329652, 567734, 659304, 851601, 1135468, 1703202, 2270936, 2554803, 3406404, 5109606, 6812808, 10219212, 20438424]

約数ペア:

[(1, 20438424), (2, 10219212), (3, 6812808), (4, 5109606), (6, 3406404), (8, 2554803), (9, 2270936), (12, 1703202), (18, 1135468), (24, 851601), (31, 659304), (36, 567734), (62, 329652), (72, 283867), (93, 219768), (124, 164826), (186, 109884), (248, 82413), (279, 73256), (372, 54942), (558, 36628), (744, 27471), (1116, 18314), (2232, 9157)]