40658878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^2\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 24

約数和(自身を含む): 66773448

約数和(自身を除く): 26114570

約数列:

[1, 2, 13, 26, 83, 166, 227, 454, 1079, 2158, 2951, 5902, 6889, 13778, 18841, 37682, 89557, 179114, 244933, 489866, 1563803, 3127606, 20329439, 40658878]

約数ペア:

[(1, 40658878), (2, 20329439), (13, 3127606), (26, 1563803), (83, 489866), (166, 244933), (227, 179114), (454, 89557), (1079, 37682), (2158, 18841), (2951, 13778), (5902, 6889)]