18544020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28097}}^1$

素因数の和:28120

約数の個数: 48

約数和(自身を含む): 56645568

約数和(自身を除く): 38101548

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, 28097, 56194, 84291, 112388, 140485, 168582, 280970, 309067, 337164, 421455, 561940, 618134, 842910, 927201, 1236268, 1545335, 1685820, 1854402, 3090670, 3708804, 4636005, 6181340, 9272010, 18544020]

約数ペア:

[(1, 18544020), (2, 9272010), (3, 6181340), (4, 4636005), (5, 3708804), (6, 3090670), (10, 1854402), (11, 1685820), (12, 1545335), (15, 1236268), (20, 927201), (22, 842910), (30, 618134), (33, 561940), (44, 421455), (55, 337164), (60, 309067), (66, 280970), (110, 168582), (132, 140485), (165, 112388), (220, 84291), (330, 56194), (660, 28097)]