19764458

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 34909056

約数和(自身を除く): 15144598

約数列:

[1, 2, 7, 14, 73, 83, 146, 166, 233, 466, 511, 581, 1022, 1162, 1631, 3262, 6059, 12118, 17009, 19339, 34018, 38678, 42413, 84826, 119063, 135373, 238126, 270746, 1411747, 2823494, 9882229, 19764458]

約数ペア:

[(1, 19764458), (2, 9882229), (7, 2823494), (14, 1411747), (73, 270746), (83, 238126), (146, 135373), (166, 119063), (233, 84826), (466, 42413), (511, 38678), (581, 34018), (1022, 19339), (1162, 17009), (1631, 12118), (3262, 6059)]