20512991484

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8504557}}^1$

素因数の和:8504634

約数の個数: 36

約数和(自身を含む): 52626204904

約数和(自身を除く): 32113213420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8504557, 17009114, 25513671, 34018228, 51027342, 76541013, 102054684, 153082026, 306164052, 569805319, 1139610638, 1709415957, 2279221276, 3418831914, 5128247871, 6837663828, 10256495742, 20512991484]

約数ペア:

[(1, 20512991484), (2, 10256495742), (3, 6837663828), (4, 5128247871), (6, 3418831914), (9, 2279221276), (12, 1709415957), (18, 1139610638), (36, 569805319), (67, 306164052), (134, 153082026), (201, 102054684), (268, 76541013), (402, 51027342), (603, 34018228), (804, 25513671), (1206, 17009114), (2412, 8504557)]