20582804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 20785516

約数列:

[1, 2, 4, 11, 22, 37, 44, 47, 74, 94, 148, 188, 269, 407, 517, 538, 814, 1034, 1076, 1628, 1739, 2068, 2959, 3478, 5918, 6956, 9953, 11836, 12643, 19129, 19906, 25286, 38258, 39812, 50572, 76516, 109483, 139073, 218966, 278146, 437932, 467791, 556292, 935582, 1871164, 5145701, 10291402, 20582804]

約数ペア:

[(1, 20582804), (2, 10291402), (4, 5145701), (11, 1871164), (22, 935582), (37, 556292), (44, 467791), (47, 437932), (74, 278146), (94, 218966), (148, 139073), (188, 109483), (269, 76516), (407, 50572), (517, 39812), (538, 38258), (814, 25286), (1034, 19906), (1076, 19129), (1628, 12643), (1739, 11836), (2068, 9953), (2959, 6956), (3478, 5918)]