20915832

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5413}}^1$

素因数の和:5452

約数の個数: 64

約数和(自身を含む): 62369280

約数和(自身を除く): 41453448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 5413, 10826, 16239, 21652, 32478, 37891, 43304, 64956, 75782, 113673, 124499, 129912, 151564, 227346, 248998, 303128, 373497, 454692, 497996, 746994, 871493, 909384, 995992, 1493988, 1742986, 2614479, 2987976, 3485972, 5228958, 6971944, 10457916, 20915832]

約数ペア:

[(1, 20915832), (2, 10457916), (3, 6971944), (4, 5228958), (6, 3485972), (7, 2987976), (8, 2614479), (12, 1742986), (14, 1493988), (21, 995992), (23, 909384), (24, 871493), (28, 746994), (42, 497996), (46, 454692), (56, 373497), (69, 303128), (84, 248998), (92, 227346), (138, 151564), (161, 129912), (168, 124499), (184, 113673), (276, 75782), (322, 64956), (483, 43304), (552, 37891), (644, 32478), (966, 21652), (1288, 16239), (1932, 10826), (3864, 5413)]