20273666

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 15651454

約数列:

[1, 2, 7, 14, 53, 89, 106, 178, 307, 371, 614, 623, 742, 1246, 2149, 4298, 4717, 9434, 16271, 27323, 32542, 33019, 54646, 66038, 113897, 191261, 227794, 382522, 1448119, 2896238, 10136833, 20273666]

約数ペア:

[(1, 20273666), (2, 10136833), (7, 2896238), (14, 1448119), (53, 382522), (89, 227794), (106, 191261), (178, 113897), (307, 66038), (371, 54646), (614, 33019), (623, 32542), (742, 27323), (1246, 16271), (2149, 9434), (4298, 4717)]