2108908048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{215723}}^1$

素因数の和:215791

約数の個数: 40

約数和(自身を含む): 4493962368

約数和(自身を除く): 2385054320

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 215723, 431446, 862892, 1725784, 2804399, 3451568, 5608798, 10138981, 11217596, 20277962, 22435192, 40555924, 44870384, 81111848, 131806753, 162223696, 263613506, 527227012, 1054454024, 2108908048]

約数ペア:

[(1, 2108908048), (2, 1054454024), (4, 527227012), (8, 263613506), (13, 162223696), (16, 131806753), (26, 81111848), (47, 44870384), (52, 40555924), (94, 22435192), (104, 20277962), (188, 11217596), (208, 10138981), (376, 5608798), (611, 3451568), (752, 2804399), (1222, 1725784), (2444, 862892), (4888, 431446), (9776, 215723)]