19869770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{116881}}^1$

素因数の和:116905

約数の個数: 16

約数和(自身を含む): 37869768

約数和(自身を除く): 17999998

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 116881, 233762, 584405, 1168810, 1986977, 3973954, 9934885, 19869770]

約数ペア:

[(1, 19869770), (2, 9934885), (5, 3973954), (10, 1986977), (17, 1168810), (34, 584405), (85, 233762), (170, 116881)]