18219310

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 33841152

約数和(自身を除く): 15621842

約数列:

[1, 2, 5, 10, 67, 71, 134, 142, 335, 355, 383, 670, 710, 766, 1915, 3830, 4757, 9514, 23785, 25661, 27193, 47570, 51322, 54386, 128305, 135965, 256610, 271930, 1821931, 3643862, 9109655, 18219310]

約数ペア:

[(1, 18219310), (2, 9109655), (5, 3643862), (10, 1821931), (67, 271930), (71, 256610), (134, 135965), (142, 128305), (335, 54386), (355, 51322), (383, 47570), (670, 27193), (710, 25661), (766, 23785), (1915, 9514), (3830, 4757)]