20153476

素因数分解:

$2^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{2039}}^1$

素因数の和:2403

約数の個数: 24

約数和(自身を含む): 40440960

約数和(自身を除く): 20287484

約数列:

[1, 2, 4, 7, 14, 28, 353, 706, 1412, 2039, 2471, 4078, 4942, 8156, 9884, 14273, 28546, 57092, 719767, 1439534, 2879068, 5038369, 10076738, 20153476]

約数ペア:

[(1, 20153476), (2, 10076738), (4, 5038369), (7, 2879068), (14, 1439534), (28, 719767), (353, 57092), (706, 28546), (1412, 14273), (2039, 9884), (2471, 8156), (4078, 4942)]