18429445

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1381}}^1$

素因数の和:1560

約数の個数: 16

約数和(自身を含む): 23582448

約数和(自身を除く): 5153003

約数列:

[1, 5, 17, 85, 157, 785, 1381, 2669, 6905, 13345, 23477, 117385, 216817, 1084085, 3685889, 18429445]

約数ペア:

[(1, 18429445), (5, 3685889), (17, 1084085), (85, 216817), (157, 117385), (785, 23477), (1381, 13345), (2669, 6905)]