20446884

素因数分解:

$2^2\times 3^3\times {\mathrm{83}}^1\times {\mathrm{2281}}^1$

素因数の和:2377

約数の個数: 48

約数和(自身を含む): 53672640

約数和(自身を除く): 33225756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 83, 108, 166, 249, 332, 498, 747, 996, 1494, 2241, 2281, 2988, 4482, 4562, 6843, 8964, 9124, 13686, 20529, 27372, 41058, 61587, 82116, 123174, 189323, 246348, 378646, 567969, 757292, 1135938, 1703907, 2271876, 3407814, 5111721, 6815628, 10223442, 20446884]

約数ペア:

[(1, 20446884), (2, 10223442), (3, 6815628), (4, 5111721), (6, 3407814), (9, 2271876), (12, 1703907), (18, 1135938), (27, 757292), (36, 567969), (54, 378646), (83, 246348), (108, 189323), (166, 123174), (249, 82116), (332, 61587), (498, 41058), (747, 27372), (996, 20529), (1494, 13686), (2241, 9124), (2281, 8964), (2988, 6843), (4482, 4562)]