20411808

素因数分解:

$2^5\times 3^1\times {\mathrm{149}}^1\times {\mathrm{1427}}^1$

素因数の和:1589

約数の個数: 48

約数和(自身を含む): 53978400

約数和(自身を除く): 33566592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 149, 298, 447, 596, 894, 1192, 1427, 1788, 2384, 2854, 3576, 4281, 4768, 5708, 7152, 8562, 11416, 14304, 17124, 22832, 34248, 45664, 68496, 136992, 212623, 425246, 637869, 850492, 1275738, 1700984, 2551476, 3401968, 5102952, 6803936, 10205904, 20411808]

約数ペア:

[(1, 20411808), (2, 10205904), (3, 6803936), (4, 5102952), (6, 3401968), (8, 2551476), (12, 1700984), (16, 1275738), (24, 850492), (32, 637869), (48, 425246), (96, 212623), (149, 136992), (298, 68496), (447, 45664), (596, 34248), (894, 22832), (1192, 17124), (1427, 14304), (1788, 11416), (2384, 8562), (2854, 7152), (3576, 5708), (4281, 4768)]