11821472

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 25362792

約数和(自身を除く): 13541320

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 157, 181, 208, 314, 362, 416, 628, 724, 1256, 1448, 2041, 2353, 2512, 2896, 4082, 4706, 5024, 5792, 8164, 9412, 16328, 18824, 28417, 32656, 37648, 56834, 65312, 75296, 113668, 227336, 369421, 454672, 738842, 909344, 1477684, 2955368, 5910736, 11821472]

約数ペア:

[(1, 11821472), (2, 5910736), (4, 2955368), (8, 1477684), (13, 909344), (16, 738842), (26, 454672), (32, 369421), (52, 227336), (104, 113668), (157, 75296), (181, 65312), (208, 56834), (314, 37648), (362, 32656), (416, 28417), (628, 18824), (724, 16328), (1256, 9412), (1448, 8164), (2041, 5792), (2353, 5024), (2512, 4706), (2896, 4082)]