1640731696

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{566551}}^1$

素因数の和:566740

約数の個数: 20

約数和(自身を含む): 3196486384

約数和(自身を除く): 1555754688

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 566551, 1133102, 2266204, 4532408, 9064816, 102545731, 205091462, 410182924, 820365848, 1640731696]

約数ペア:

[(1, 1640731696), (2, 820365848), (4, 410182924), (8, 205091462), (16, 102545731), (181, 9064816), (362, 4532408), (724, 2266204), (1448, 1133102), (2896, 566551)]