11987830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{52121}}^1$

素因数の和:52151

約数の個数: 16

約数和(自身を含む): 22516704

約数和(自身を除く): 10528874

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 52121, 104242, 260605, 521210, 1198783, 2397566, 5993915, 11987830]

約数ペア:

[(1, 11987830), (2, 5993915), (5, 2397566), (10, 1198783), (23, 521210), (46, 260605), (115, 104242), (230, 52121)]