19524872

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 37740000

約数和(自身を除く): 18215128

約数列:

[1, 2, 4, 8, 67, 73, 134, 146, 268, 292, 499, 536, 584, 998, 1996, 3992, 4891, 9782, 19564, 33433, 36427, 39128, 66866, 72854, 133732, 145708, 267464, 291416, 2440609, 4881218, 9762436, 19524872]

約数ペア:

[(1, 19524872), (2, 9762436), (4, 4881218), (8, 2440609), (67, 291416), (73, 267464), (134, 145708), (146, 133732), (268, 72854), (292, 66866), (499, 39128), (536, 36427), (584, 33433), (998, 19564), (1996, 9782), (3992, 4891)]