15691921836

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1\times {\mathrm{20407}}^1$

素因数の和:21014

約数の個数: 48

約数和(自身を含む): 36959704320

約数和(自身を除く): 21267782484

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 461, 556, 834, 922, 1383, 1668, 1844, 2766, 5532, 20407, 40814, 61221, 64079, 81628, 122442, 128158, 192237, 244884, 256316, 384474, 768948, 2836573, 5673146, 8509719, 9407627, 11346292, 17019438, 18815254, 28222881, 34038876, 37630508, 56445762, 112891524, 1307660153, 2615320306, 3922980459, 5230640612, 7845960918, 15691921836]

約数ペア:

[(1, 15691921836), (2, 7845960918), (3, 5230640612), (4, 3922980459), (6, 2615320306), (12, 1307660153), (139, 112891524), (278, 56445762), (417, 37630508), (461, 34038876), (556, 28222881), (834, 18815254), (922, 17019438), (1383, 11346292), (1668, 9407627), (1844, 8509719), (2766, 5673146), (5532, 2836573), (20407, 768948), (40814, 384474), (61221, 256316), (64079, 244884), (81628, 192237), (122442, 128158)]