2638996

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 4817120

約数和(自身を除く): 2178124

約数列:

[1, 2, 4, 43, 67, 86, 134, 172, 229, 268, 458, 916, 2881, 5762, 9847, 11524, 15343, 19694, 30686, 39388, 61372, 659749, 1319498, 2638996]

約数ペア:

[(1, 2638996), (2, 1319498), (4, 659749), (43, 61372), (67, 39388), (86, 30686), (134, 19694), (172, 15343), (229, 11524), (268, 9847), (458, 5762), (916, 2881)]