20825048

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{367}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 40340160

約数和(自身を除く): 19515112

約数列:

[1, 2, 4, 8, 41, 82, 164, 173, 328, 346, 367, 692, 734, 1384, 1468, 2936, 7093, 14186, 15047, 28372, 30094, 56744, 60188, 63491, 120376, 126982, 253964, 507928, 2603131, 5206262, 10412524, 20825048]

約数ペア:

[(1, 20825048), (2, 10412524), (4, 5206262), (8, 2603131), (41, 507928), (82, 253964), (164, 126982), (173, 120376), (328, 63491), (346, 60188), (367, 56744), (692, 30094), (734, 28372), (1384, 15047), (1468, 14186), (2936, 7093)]