18767218

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 31539456

約数和(自身を除く): 12772238

約数列:

[1, 2, 17, 23, 34, 46, 103, 206, 233, 391, 466, 782, 1751, 2369, 3502, 3961, 4738, 5359, 7922, 10718, 23999, 40273, 47998, 80546, 91103, 182206, 407983, 551977, 815966, 1103954, 9383609, 18767218]

約数ペア:

[(1, 18767218), (2, 9383609), (17, 1103954), (23, 815966), (34, 551977), (46, 407983), (103, 182206), (206, 91103), (233, 80546), (391, 47998), (466, 40273), (782, 23999), (1751, 10718), (2369, 7922), (3502, 5359), (3961, 4738)]