18629124860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7110353}}^1$

素因数の和:7110493

約数の個数: 24

約数和(自身を含む): 39419802576

約数和(自身を除く): 20790677716

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 7110353, 14220706, 28441412, 35551765, 71103530, 142207060, 931456243, 1862912486, 3725824972, 4657281215, 9314562430, 18629124860]

約数ペア:

[(1, 18629124860), (2, 9314562430), (4, 4657281215), (5, 3725824972), (10, 1862912486), (20, 931456243), (131, 142207060), (262, 71103530), (524, 35551765), (655, 28441412), (1310, 14220706), (2620, 7110353)]