20264948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 40642560

約数和(自身を除く): 20377612

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 83, 124, 166, 179, 332, 341, 358, 682, 716, 913, 1364, 1826, 1969, 2573, 3652, 3938, 5146, 5549, 7876, 10292, 11098, 14857, 22196, 28303, 29714, 56606, 59428, 61039, 113212, 122078, 163427, 244156, 326854, 460567, 653708, 921134, 1842268, 5066237, 10132474, 20264948]

約数ペア:

[(1, 20264948), (2, 10132474), (4, 5066237), (11, 1842268), (22, 921134), (31, 653708), (44, 460567), (62, 326854), (83, 244156), (124, 163427), (166, 122078), (179, 113212), (332, 61039), (341, 59428), (358, 56606), (682, 29714), (716, 28303), (913, 22196), (1364, 14857), (1826, 11098), (1969, 10292), (2573, 7876), (3652, 5549), (3938, 5146)]