18760258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1213}}^1$

素因数の和:1282

約数の個数: 32

約数和(自身を含む): 33215040

約数和(自身を除く): 14454782

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 209, 407, 418, 703, 814, 1213, 1406, 2426, 7733, 13343, 15466, 23047, 26686, 44881, 46094, 89762, 253517, 493691, 507034, 852739, 987382, 1705478, 9380129, 18760258]

約数ペア:

[(1, 18760258), (2, 9380129), (11, 1705478), (19, 987382), (22, 852739), (37, 507034), (38, 493691), (74, 253517), (209, 89762), (407, 46094), (418, 44881), (703, 26686), (814, 23047), (1213, 15466), (1406, 13343), (2426, 7733)]