20346928

素因数分解:

$2^4\times 7^1\times {\mathrm{181669}}^1$

素因数の和:181684

約数の個数: 20

約数和(自身を含む): 45054160

約数和(自身を除く): 24707232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 181669, 363338, 726676, 1271683, 1453352, 2543366, 2906704, 5086732, 10173464, 20346928]

約数ペア:

[(1, 20346928), (2, 10173464), (4, 5086732), (7, 2906704), (8, 2543366), (14, 1453352), (16, 1271683), (28, 726676), (56, 363338), (112, 181669)]