20278232

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2671}}^1$

素因数の和:2763

約数の個数: 32

約数和(自身を含む): 41522880

約数和(自身を除く): 21244648

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 104, 146, 292, 584, 949, 1898, 2671, 3796, 5342, 7592, 10684, 21368, 34723, 69446, 138892, 194983, 277784, 389966, 779932, 1559864, 2534779, 5069558, 10139116, 20278232]

約数ペア:

[(1, 20278232), (2, 10139116), (4, 5069558), (8, 2534779), (13, 1559864), (26, 779932), (52, 389966), (73, 277784), (104, 194983), (146, 138892), (292, 69446), (584, 34723), (949, 21368), (1898, 10684), (2671, 7592), (3796, 5342)]