20554512

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{3539}}^1$

素因数の和:3572

約数の個数: 60

約数和(自身を含む): 58381680

約数和(自身を除く): 37827168

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 121, 132, 176, 242, 264, 363, 484, 528, 726, 968, 1452, 1936, 2904, 3539, 5808, 7078, 10617, 14156, 21234, 28312, 38929, 42468, 56624, 77858, 84936, 116787, 155716, 169872, 233574, 311432, 428219, 467148, 622864, 856438, 934296, 1284657, 1712876, 1868592, 2569314, 3425752, 5138628, 6851504, 10277256, 20554512]

約数ペア:

[(1, 20554512), (2, 10277256), (3, 6851504), (4, 5138628), (6, 3425752), (8, 2569314), (11, 1868592), (12, 1712876), (16, 1284657), (22, 934296), (24, 856438), (33, 622864), (44, 467148), (48, 428219), (66, 311432), (88, 233574), (121, 169872), (132, 155716), (176, 116787), (242, 84936), (264, 77858), (363, 56624), (484, 42468), (528, 38929), (726, 28312), (968, 21234), (1452, 14156), (1936, 10617), (2904, 7078), (3539, 5808)]