20818332

素因数分解:

$2^2\times 3^2\times {\mathrm{463}}^1\times {\mathrm{1249}}^1$

素因数の和:1722

約数の個数: 36

約数和(自身を含む): 52780000

約数和(自身を除く): 31961668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 463, 926, 1249, 1389, 1852, 2498, 2778, 3747, 4167, 4996, 5556, 7494, 8334, 11241, 14988, 16668, 22482, 44964, 578287, 1156574, 1734861, 2313148, 3469722, 5204583, 6939444, 10409166, 20818332]

約数ペア:

[(1, 20818332), (2, 10409166), (3, 6939444), (4, 5204583), (6, 3469722), (9, 2313148), (12, 1734861), (18, 1156574), (36, 578287), (463, 44964), (926, 22482), (1249, 16668), (1389, 14988), (1852, 11241), (2498, 8334), (2778, 7494), (3747, 5556), (4167, 4996)]