18231894

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{659}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 41698800

約数和(自身を除く): 23466906

約数列:

[1, 2, 3, 6, 9, 18, 29, 53, 58, 87, 106, 159, 174, 261, 318, 477, 522, 659, 954, 1318, 1537, 1977, 3074, 3954, 4611, 5931, 9222, 11862, 13833, 19111, 27666, 34927, 38222, 57333, 69854, 104781, 114666, 171999, 209562, 314343, 343998, 628686, 1012883, 2025766, 3038649, 6077298, 9115947, 18231894]

約数ペア:

[(1, 18231894), (2, 9115947), (3, 6077298), (6, 3038649), (9, 2025766), (18, 1012883), (29, 628686), (53, 343998), (58, 314343), (87, 209562), (106, 171999), (159, 114666), (174, 104781), (261, 69854), (318, 57333), (477, 38222), (522, 34927), (659, 27666), (954, 19111), (1318, 13833), (1537, 11862), (1977, 9222), (3074, 5931), (3954, 4611)]