15981938986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3391}}^1\times {\mathrm{10663}}^1$

素因数の和:14086

約数の個数: 32

約数和(自身を含む): 27346249728

約数和(自身を除く): 11364310742

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 3391, 6782, 10663, 21326, 44083, 57647, 88166, 115294, 138619, 181271, 277238, 362542, 749411, 1498822, 2356523, 4713046, 36158233, 72316466, 470057029, 614689961, 940114058, 1229379922, 7990969493, 15981938986]

約数ペア:

[(1, 15981938986), (2, 7990969493), (13, 1229379922), (17, 940114058), (26, 614689961), (34, 470057029), (221, 72316466), (442, 36158233), (3391, 4713046), (6782, 2356523), (10663, 1498822), (21326, 749411), (44083, 362542), (57647, 277238), (88166, 181271), (115294, 138619)]