18209028

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^2\times {\mathrm{1579}}^1$

素因数の和:1648

約数の個数: 36

約数和(自身を含む): 43930320

約数和(自身を除く): 25721292

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 961, 1579, 1922, 2883, 3158, 3844, 4737, 5766, 6316, 9474, 11532, 18948, 48949, 97898, 146847, 195796, 293694, 587388, 1517419, 3034838, 4552257, 6069676, 9104514, 18209028]

約数ペア:

[(1, 18209028), (2, 9104514), (3, 6069676), (4, 4552257), (6, 3034838), (12, 1517419), (31, 587388), (62, 293694), (93, 195796), (124, 146847), (186, 97898), (372, 48949), (961, 18948), (1579, 11532), (1922, 9474), (2883, 6316), (3158, 5766), (3844, 4737)]