18580516

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{601}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 33374880

約数和(自身を除く): 14794364

約数列:

[1, 2, 4, 59, 118, 131, 236, 262, 524, 601, 1202, 2404, 7729, 15458, 30916, 35459, 70918, 78731, 141836, 157462, 314924, 4645129, 9290258, 18580516]

約数ペア:

[(1, 18580516), (2, 9290258), (4, 4645129), (59, 314924), (118, 157462), (131, 141836), (236, 78731), (262, 70918), (524, 35459), (601, 30916), (1202, 15458), (2404, 7729)]