12906784

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1049

約数の個数: 48

約数和(自身を含む): 28498176

約数和(自身を除く): 15591392

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 74, 88, 148, 176, 296, 352, 407, 592, 814, 991, 1184, 1628, 1982, 3256, 3964, 6512, 7928, 10901, 13024, 15856, 21802, 31712, 36667, 43604, 73334, 87208, 146668, 174416, 293336, 348832, 403337, 586672, 806674, 1173344, 1613348, 3226696, 6453392, 12906784]

約数ペア:

[(1, 12906784), (2, 6453392), (4, 3226696), (8, 1613348), (11, 1173344), (16, 806674), (22, 586672), (32, 403337), (37, 348832), (44, 293336), (74, 174416), (88, 146668), (148, 87208), (176, 73334), (296, 43604), (352, 36667), (407, 31712), (592, 21802), (814, 15856), (991, 13024), (1184, 10901), (1628, 7928), (1982, 6512), (3256, 3964)]