19741891

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:366

約数の個数: 16

約数和(自身を含む): 21833280

約数和(自身を除く): 2091389

約数列:

[1, 13, 89, 113, 151, 1157, 1469, 1963, 10057, 13439, 17063, 130741, 174707, 221819, 1518607, 19741891]

約数ペア:

[(1, 19741891), (13, 1518607), (89, 221819), (113, 174707), (151, 130741), (1157, 17063), (1469, 13439), (1963, 10057)]