19909996

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{5849}}^1$

素因数の和:5913

約数の個数: 24

約数和(自身を含む): 37346400

約数和(自身を除く): 17436404

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 851, 1702, 3404, 5849, 11698, 23396, 134527, 216413, 269054, 432826, 538108, 865652, 4977499, 9954998, 19909996]

約数ペア:

[(1, 19909996), (2, 9954998), (4, 4977499), (23, 865652), (37, 538108), (46, 432826), (74, 269054), (92, 216413), (148, 134527), (851, 23396), (1702, 11698), (3404, 5849)]