20987232

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31231}}^1$

素因数の和:31251

約数の個数: 48

約数和(自身を含む): 62963712

約数和(自身を除く): 41976480

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31231, 62462, 93693, 124924, 187386, 218617, 249848, 374772, 437234, 499696, 655851, 749544, 874468, 999392, 1311702, 1499088, 1748936, 2623404, 2998176, 3497872, 5246808, 6995744, 10493616, 20987232]

約数ペア:

[(1, 20987232), (2, 10493616), (3, 6995744), (4, 5246808), (6, 3497872), (7, 2998176), (8, 2623404), (12, 1748936), (14, 1499088), (16, 1311702), (21, 999392), (24, 874468), (28, 749544), (32, 655851), (42, 499696), (48, 437234), (56, 374772), (84, 249848), (96, 218617), (112, 187386), (168, 124924), (224, 93693), (336, 62462), (672, 31231)]