18998122

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{367}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 33755904

約数和(自身を除く): 14757782

約数列:

[1, 2, 11, 13, 22, 26, 143, 181, 286, 362, 367, 734, 1991, 2353, 3982, 4037, 4706, 4771, 8074, 9542, 25883, 51766, 52481, 66427, 104962, 132854, 730697, 863551, 1461394, 1727102, 9499061, 18998122]

約数ペア:

[(1, 18998122), (2, 9499061), (11, 1727102), (13, 1461394), (22, 863551), (26, 730697), (143, 132854), (181, 104962), (286, 66427), (362, 52481), (367, 51766), (734, 25883), (1991, 9542), (2353, 8074), (3982, 4771), (4037, 4706)]