18454260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27961}}^1$

素因数の和:27984

約数の個数: 48

約数和(自身を含む): 56371392

約数和(自身を除く): 37917132

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 27961, 55922, 83883, 111844, 139805, 167766, 279610, 307571, 335532, 419415, 559220, 615142, 838830, 922713, 1230284, 1537855, 1677660, 1845426, 3075710, 3690852, 4613565, 6151420, 9227130, 18454260]

約数ペア:

[(1, 18454260), (2, 9227130), (3, 6151420), (4, 4613565), (5, 3690852), (6, 3075710), (10, 1845426), (11, 1677660), (12, 1537855), (15, 1230284), (20, 922713), (22, 838830), (30, 615142), (33, 559220), (44, 419415), (55, 335532), (60, 307571), (66, 279610), (110, 167766), (132, 139805), (165, 111844), (220, 83883), (330, 55922), (660, 27961)]