18906902

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 33530112

約数和(自身を除く): 14623210

約数列:

[1, 2, 7, 14, 53, 83, 106, 166, 307, 371, 581, 614, 742, 1162, 2149, 4298, 4399, 8798, 16271, 25481, 30793, 32542, 50962, 61586, 113897, 178367, 227794, 356734, 1350493, 2700986, 9453451, 18906902]

約数ペア:

[(1, 18906902), (2, 9453451), (7, 2700986), (14, 1350493), (53, 356734), (83, 227794), (106, 178367), (166, 113897), (307, 61586), (371, 50962), (581, 32542), (614, 30793), (742, 25481), (1162, 16271), (2149, 8798), (4298, 4399)]