31509908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20147}}^1$

素因数の和:20191

約数の個数: 24

約数和(自身を含む): 60927552

約数和(自身を除く): 29417644

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 20147, 40294, 80588, 342499, 463381, 684998, 926762, 1369996, 1853524, 7877477, 15754954, 31509908]

約数ペア:

[(1, 31509908), (2, 15754954), (4, 7877477), (17, 1853524), (23, 1369996), (34, 926762), (46, 684998), (68, 463381), (92, 342499), (391, 80588), (782, 40294), (1564, 20147)]