20067426

素因数分解:

$2^1\times 3^5\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 45549504

約数和(自身を除く): 25482078

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 157, 162, 243, 263, 314, 471, 486, 526, 789, 942, 1413, 1578, 2367, 2826, 4239, 4734, 7101, 8478, 12717, 14202, 21303, 25434, 38151, 41291, 42606, 63909, 76302, 82582, 123873, 127818, 247746, 371619, 743238, 1114857, 2229714, 3344571, 6689142, 10033713, 20067426]

約数ペア:

[(1, 20067426), (2, 10033713), (3, 6689142), (6, 3344571), (9, 2229714), (18, 1114857), (27, 743238), (54, 371619), (81, 247746), (157, 127818), (162, 123873), (243, 82582), (263, 76302), (314, 63909), (471, 42606), (486, 41291), (526, 38151), (789, 25434), (942, 21303), (1413, 14202), (1578, 12717), (2367, 8478), (2826, 7101), (4239, 4734)]