20784496

素因数分解:

$2^4\times {\mathrm{587}}^1\times {\mathrm{2213}}^1$

素因数の和:2808

約数の個数: 20

約数和(自身を含む): 40356792

約数和(自身を除く): 19572296

約数列:

[1, 2, 4, 8, 16, 587, 1174, 2213, 2348, 4426, 4696, 8852, 9392, 17704, 35408, 1299031, 2598062, 5196124, 10392248, 20784496]

約数ペア:

[(1, 20784496), (2, 10392248), (4, 5196124), (8, 2598062), (16, 1299031), (587, 35408), (1174, 17704), (2213, 9392), (2348, 8852), (4426, 4696)]