20745634

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3677}}^1$

素因数の和:3730

約数の個数: 32

約数和(自身を含む): 39545856

約数和(自身を除く): 18800222

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 3677, 5642, 7354, 25739, 47801, 51478, 95602, 113987, 227974, 334607, 669214, 797909, 1481831, 1595818, 2963662, 10372817, 20745634]

約数ペア:

[(1, 20745634), (2, 10372817), (7, 2963662), (13, 1595818), (14, 1481831), (26, 797909), (31, 669214), (62, 334607), (91, 227974), (182, 113987), (217, 95602), (403, 51478), (434, 47801), (806, 25739), (2821, 7354), (3677, 5642)]