18792180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9491}}^1$

素因数の和:9517

約数の個数: 72

約数和(自身を含む): 62191584

約数和(自身を除く): 43399404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 9491, 18982, 28473, 37964, 47455, 56946, 85419, 94910, 104401, 113892, 142365, 170838, 189820, 208802, 284730, 313203, 341676, 417604, 427095, 522005, 569460, 626406, 854190, 939609, 1044010, 1252812, 1566015, 1708380, 1879218, 2088020, 3132030, 3758436, 4698045, 6264060, 9396090, 18792180]

約数ペア:

[(1, 18792180), (2, 9396090), (3, 6264060), (4, 4698045), (5, 3758436), (6, 3132030), (9, 2088020), (10, 1879218), (11, 1708380), (12, 1566015), (15, 1252812), (18, 1044010), (20, 939609), (22, 854190), (30, 626406), (33, 569460), (36, 522005), (44, 427095), (45, 417604), (55, 341676), (60, 313203), (66, 284730), (90, 208802), (99, 189820), (110, 170838), (132, 142365), (165, 113892), (180, 104401), (198, 94910), (220, 85419), (330, 56946), (396, 47455), (495, 37964), (660, 28473), (990, 18982), (1980, 9491)]