18667394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 12436606

約数列:

[1, 2, 17, 31, 34, 62, 89, 178, 199, 398, 527, 1054, 1513, 2759, 3026, 3383, 5518, 6169, 6766, 12338, 17711, 35422, 46903, 93806, 104873, 209746, 301087, 549041, 602174, 1098082, 9333697, 18667394]

約数ペア:

[(1, 18667394), (2, 9333697), (17, 1098082), (31, 602174), (34, 549041), (62, 301087), (89, 209746), (178, 104873), (199, 93806), (398, 46903), (527, 35422), (1054, 17711), (1513, 12338), (2759, 6766), (3026, 6169), (3383, 5518)]