18402968

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 35927760

約数和(自身を除く): 17524792

約数列:

[1, 2, 4, 8, 43, 61, 86, 122, 172, 244, 344, 488, 877, 1754, 2623, 3508, 5246, 7016, 10492, 20984, 37711, 53497, 75422, 106994, 150844, 213988, 301688, 427976, 2300371, 4600742, 9201484, 18402968]

約数ペア:

[(1, 18402968), (2, 9201484), (4, 4600742), (8, 2300371), (43, 427976), (61, 301688), (86, 213988), (122, 150844), (172, 106994), (244, 75422), (344, 53497), (488, 37711), (877, 20984), (1754, 10492), (2623, 7016), (3508, 5246)]