18686970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1033}}^1$

素因数の和:1116

約数の個数: 64

約数和(自身を含む): 50624640

約数和(自身を除く): 31937670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 67, 90, 134, 135, 201, 270, 335, 402, 603, 670, 1005, 1033, 1206, 1809, 2010, 2066, 3015, 3099, 3618, 5165, 6030, 6198, 9045, 9297, 10330, 15495, 18090, 18594, 27891, 30990, 46485, 55782, 69211, 92970, 138422, 139455, 207633, 278910, 346055, 415266, 622899, 692110, 1038165, 1245798, 1868697, 2076330, 3114495, 3737394, 6228990, 9343485, 18686970]

約数ペア:

[(1, 18686970), (2, 9343485), (3, 6228990), (5, 3737394), (6, 3114495), (9, 2076330), (10, 1868697), (15, 1245798), (18, 1038165), (27, 692110), (30, 622899), (45, 415266), (54, 346055), (67, 278910), (90, 207633), (134, 139455), (135, 138422), (201, 92970), (270, 69211), (335, 55782), (402, 46485), (603, 30990), (670, 27891), (1005, 18594), (1033, 18090), (1206, 15495), (1809, 10330), (2010, 9297), (2066, 9045), (3015, 6198), (3099, 6030), (3618, 5165)]