18659674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 31715712

約数和(自身を除く): 13056038

約数列:

[1, 2, 11, 22, 41, 82, 137, 151, 274, 302, 451, 902, 1507, 1661, 3014, 3322, 5617, 6191, 11234, 12382, 20687, 41374, 61787, 68101, 123574, 136202, 227557, 455114, 848167, 1696334, 9329837, 18659674]

約数ペア:

[(1, 18659674), (2, 9329837), (11, 1696334), (22, 848167), (41, 455114), (82, 227557), (137, 136202), (151, 123574), (274, 68101), (302, 61787), (451, 41374), (902, 20687), (1507, 12382), (1661, 11234), (3014, 6191), (3322, 5617)]