18744660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9467}}^1$

素因数の和:9493

約数の個数: 72

約数和(自身を含む): 62034336

約数和(自身を除く): 43289676

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, 9467, 18934, 28401, 37868, 47335, 56802, 85203, 94670, 104137, 113604, 142005, 170406, 189340, 208274, 284010, 312411, 340812, 416548, 426015, 520685, 568020, 624822, 852030, 937233, 1041370, 1249644, 1562055, 1704060, 1874466, 2082740, 3124110, 3748932, 4686165, 6248220, 9372330, 18744660]

約数ペア:

[(1, 18744660), (2, 9372330), (3, 6248220), (4, 4686165), (5, 3748932), (6, 3124110), (9, 2082740), (10, 1874466), (11, 1704060), (12, 1562055), (15, 1249644), (18, 1041370), (20, 937233), (22, 852030), (30, 624822), (33, 568020), (36, 520685), (44, 426015), (45, 416548), (55, 340812), (60, 312411), (66, 284010), (90, 208274), (99, 189340), (110, 170406), (132, 142005), (165, 113604), (180, 104137), (198, 94670), (220, 85203), (330, 56802), (396, 47335), (495, 37868), (660, 28401), (990, 18934), (1980, 9467)]