13144444420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9256651}}^1$

素因数の和:9256731

約数の個数: 24

約数和(自身を含む): 27992115648

約数和(自身を除く): 14847671228

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 9256651, 18513302, 37026604, 46283255, 92566510, 185133020, 657222221, 1314444442, 2628888884, 3286111105, 6572222210, 13144444420]

約数ペア:

[(1, 13144444420), (2, 6572222210), (4, 3286111105), (5, 2628888884), (10, 1314444442), (20, 657222221), (71, 185133020), (142, 92566510), (284, 46283255), (355, 37026604), (710, 18513302), (1420, 9256651)]