18212642

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 32873472

約数和(自身を除く): 14660830

約数列:

[1, 2, 7, 14, 23, 46, 161, 163, 322, 326, 347, 694, 1141, 2282, 2429, 3749, 4858, 7498, 7981, 15962, 26243, 52486, 55867, 56561, 111734, 113122, 395927, 791854, 1300903, 2601806, 9106321, 18212642]

約数ペア:

[(1, 18212642), (2, 9106321), (7, 2601806), (14, 1300903), (23, 791854), (46, 395927), (161, 113122), (163, 111734), (322, 56561), (326, 55867), (347, 52486), (694, 26243), (1141, 15962), (2282, 7981), (2429, 7498), (3749, 4858)]