20552166

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 45864000

約数和(自身を除く): 25311834

約数列:

[1, 2, 3, 6, 9, 18, 79, 97, 149, 158, 194, 237, 291, 298, 447, 474, 582, 711, 873, 894, 1341, 1422, 1746, 2682, 7663, 11771, 14453, 15326, 22989, 23542, 28906, 35313, 43359, 45978, 68967, 70626, 86718, 105939, 130077, 137934, 211878, 260154, 1141787, 2283574, 3425361, 6850722, 10276083, 20552166]

約数ペア:

[(1, 20552166), (2, 10276083), (3, 6850722), (6, 3425361), (9, 2283574), (18, 1141787), (79, 260154), (97, 211878), (149, 137934), (158, 130077), (194, 105939), (237, 86718), (291, 70626), (298, 68967), (447, 45978), (474, 43359), (582, 35313), (711, 28906), (873, 23542), (894, 22989), (1341, 15326), (1422, 14453), (1746, 11771), (2682, 7663)]