163215664

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{56359}}^1$

素因数の和:56548

約数の個数: 20

約数和(自身を含む): 317983120

約数和(自身を除く): 154767456

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 56359, 112718, 225436, 450872, 901744, 10200979, 20401958, 40803916, 81607832, 163215664]

約数ペア:

[(1, 163215664), (2, 81607832), (4, 40803916), (8, 20401958), (16, 10200979), (181, 901744), (362, 450872), (724, 225436), (1448, 112718), (2896, 56359)]