20153647948

素因数分解:

$2^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4021079}}^1$

素因数の和:4021269

約数の個数: 24

約数和(自身を含む): 40532486400

約数和(自身を除く): 20378838452

約数列:

[1, 2, 4, 7, 14, 28, 179, 358, 716, 1253, 2506, 5012, 4021079, 8042158, 16084316, 28147553, 56295106, 112590212, 719773141, 1439546282, 2879092564, 5038411987, 10076823974, 20153647948]

約数ペア:

[(1, 20153647948), (2, 10076823974), (4, 5038411987), (7, 2879092564), (14, 1439546282), (28, 719773141), (179, 112590212), (358, 56295106), (716, 28147553), (1253, 16084316), (2506, 8042158), (5012, 4021079)]