19115395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17299}}^1$

素因数の和:17334

約数の個数: 16

約数和(自身を含む): 26157600

約数和(自身を除く): 7042205

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 17299, 86495, 224887, 294083, 1124435, 1470415, 3823079, 19115395]

約数ペア:

[(1, 19115395), (5, 3823079), (13, 1470415), (17, 1124435), (65, 294083), (85, 224887), (221, 86495), (1105, 17299)]