19842952

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 39124800

約数和(自身を除く): 19281848

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1559, 1591, 3118, 3182, 6236, 6364, 12472, 12728, 57683, 67037, 115366, 134074, 230732, 268148, 461464, 536296, 2480369, 4960738, 9921476, 19842952]

約数ペア:

[(1, 19842952), (2, 9921476), (4, 4960738), (8, 2480369), (37, 536296), (43, 461464), (74, 268148), (86, 230732), (148, 134074), (172, 115366), (296, 67037), (344, 57683), (1559, 12728), (1591, 12472), (3118, 6364), (3182, 6236)]