18640212

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{67537}}^1$

素因数の和:67567

約数の個数: 24

約数和(自身を含む): 45385536

約数和(自身を除く): 26745324

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 67537, 135074, 202611, 270148, 405222, 810444, 1553351, 3106702, 4660053, 6213404, 9320106, 18640212]

約数ペア:

[(1, 18640212), (2, 9320106), (3, 6213404), (4, 4660053), (6, 3106702), (12, 1553351), (23, 810444), (46, 405222), (69, 270148), (92, 202611), (138, 135074), (276, 67537)]