20500584

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65707}}^1$

素因数の和:65729

約数の個数: 32

約数和(自身を含む): 55194720

約数和(自身を除く): 34694136

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65707, 131414, 197121, 262828, 394242, 525656, 788484, 854191, 1576968, 1708382, 2562573, 3416764, 5125146, 6833528, 10250292, 20500584]

約数ペア:

[(1, 20500584), (2, 10250292), (3, 6833528), (4, 5125146), (6, 3416764), (8, 2562573), (12, 1708382), (13, 1576968), (24, 854191), (26, 788484), (39, 525656), (52, 394242), (78, 262828), (104, 197121), (156, 131414), (312, 65707)]