18812206

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1579}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 34583040

約数和(自身を除く): 15770834

約数列:

[1, 2, 7, 14, 23, 37, 46, 74, 161, 259, 322, 518, 851, 1579, 1702, 3158, 5957, 11053, 11914, 22106, 36317, 58423, 72634, 116846, 254219, 408961, 508438, 817922, 1343729, 2687458, 9406103, 18812206]

約数ペア:

[(1, 18812206), (2, 9406103), (7, 2687458), (14, 1343729), (23, 817922), (37, 508438), (46, 408961), (74, 254219), (161, 116846), (259, 72634), (322, 58423), (518, 36317), (851, 22106), (1579, 11914), (1702, 11053), (3158, 5957)]