18316474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 31352832

約数和(自身を除く): 13036358

約数列:

[1, 2, 11, 22, 31, 62, 107, 214, 251, 341, 502, 682, 1177, 2354, 2761, 3317, 5522, 6634, 7781, 15562, 26857, 36487, 53714, 72974, 85591, 171182, 295427, 590854, 832567, 1665134, 9158237, 18316474]

約数ペア:

[(1, 18316474), (2, 9158237), (11, 1665134), (22, 832567), (31, 590854), (62, 295427), (107, 171182), (214, 85591), (251, 72974), (341, 53714), (502, 36487), (682, 26857), (1177, 15562), (2354, 7781), (2761, 6634), (3317, 5522)]