19919656

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1483}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 39533760

約数和(自身を除く): 19614104

約数列:

[1, 2, 4, 8, 23, 46, 73, 92, 146, 184, 292, 584, 1483, 1679, 2966, 3358, 5932, 6716, 11864, 13432, 34109, 68218, 108259, 136436, 216518, 272872, 433036, 866072, 2489957, 4979914, 9959828, 19919656]

約数ペア:

[(1, 19919656), (2, 9959828), (4, 4979914), (8, 2489957), (23, 866072), (46, 433036), (73, 272872), (92, 216518), (146, 136436), (184, 108259), (292, 68218), (584, 34109), (1483, 13432), (1679, 11864), (2966, 6716), (3358, 5932)]