2019333905

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 2498428800

約数和(自身を除く): 479094895

約数列:

[1, 5, 89, 101, 179, 251, 445, 505, 895, 1255, 8989, 15931, 18079, 22339, 25351, 44929, 44945, 79655, 90395, 111695, 126755, 224645, 1609031, 2256239, 3998681, 4537829, 8045155, 11281195, 19993405, 22689145, 403866781, 2019333905]

約数ペア:

[(1, 2019333905), (5, 403866781), (89, 22689145), (101, 19993405), (179, 11281195), (251, 8045155), (445, 4537829), (505, 3998681), (895, 2256239), (1255, 1609031), (8989, 224645), (15931, 126755), (18079, 111695), (22339, 90395), (25351, 79655), (44929, 44945)]