20148156868

素因数分解:

$2^2\times 7^1\times {\mathrm{3371}}^1\times {\mathrm{213461}}^1$

素因数の和:216843

約数の個数: 24

約数和(自身を含む): 40308456384

約数和(自身を除く): 20160299516

約数列:

[1, 2, 4, 7, 14, 28, 3371, 6742, 13484, 23597, 47194, 94388, 213461, 426922, 853844, 1494227, 2988454, 5976908, 719577031, 1439154062, 2878308124, 5037039217, 10074078434, 20148156868]

約数ペア:

[(1, 20148156868), (2, 10074078434), (4, 5037039217), (7, 2878308124), (14, 1439154062), (28, 719577031), (3371, 5976908), (6742, 2988454), (13484, 1494227), (23597, 853844), (47194, 426922), (94388, 213461)]