18134218

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 29494080

約数和(自身を除く): 11359862

約数列:

[1, 2, 37, 41, 43, 74, 82, 86, 139, 278, 1517, 1591, 1763, 3034, 3182, 3526, 5143, 5699, 5977, 10286, 11398, 11954, 65231, 130462, 210863, 221149, 245057, 421726, 442298, 490114, 9067109, 18134218]

約数ペア:

[(1, 18134218), (2, 9067109), (37, 490114), (41, 442298), (43, 421726), (74, 245057), (82, 221149), (86, 210863), (139, 130462), (278, 65231), (1517, 11954), (1591, 11398), (1763, 10286), (3034, 5977), (3182, 5699), (3526, 5143)]