18731670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 46823616

約数和(自身を除く): 28091946

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 97, 123, 157, 194, 205, 246, 291, 314, 410, 471, 485, 582, 615, 785, 942, 970, 1230, 1455, 1570, 2355, 2910, 3977, 4710, 6437, 7954, 11931, 12874, 15229, 19311, 19885, 23862, 30458, 32185, 38622, 39770, 45687, 59655, 64370, 76145, 91374, 96555, 119310, 152290, 193110, 228435, 456870, 624389, 1248778, 1873167, 3121945, 3746334, 6243890, 9365835, 18731670]

約数ペア:

[(1, 18731670), (2, 9365835), (3, 6243890), (5, 3746334), (6, 3121945), (10, 1873167), (15, 1248778), (30, 624389), (41, 456870), (82, 228435), (97, 193110), (123, 152290), (157, 119310), (194, 96555), (205, 91374), (246, 76145), (291, 64370), (314, 59655), (410, 45687), (471, 39770), (485, 38622), (582, 32185), (615, 30458), (785, 23862), (942, 19885), (970, 19311), (1230, 15229), (1455, 12874), (1570, 11931), (2355, 7954), (2910, 6437), (3977, 4710)]