19308639

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{10331}}^1$

素因数の和:10430

約数の個数: 16

約数和(自身を含む): 29756160

約数和(自身を除く): 10447521

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 10331, 30993, 72317, 216951, 919459, 2758377, 6436213, 19308639]

約数ペア:

[(1, 19308639), (3, 6436213), (7, 2758377), (21, 919459), (89, 216951), (267, 72317), (623, 30993), (1869, 10331)]