2011984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1$

素因数の和:607

約数の個数: 40

約数和(自身を含む): 4452840

約数和(自身を除く): 2440856

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 569, 884, 1138, 1768, 2276, 3536, 4552, 7397, 9104, 9673, 14794, 19346, 29588, 38692, 59176, 77384, 118352, 125749, 154768, 251498, 502996, 1005992, 2011984]

約数ペア:

[(1, 2011984), (2, 1005992), (4, 502996), (8, 251498), (13, 154768), (16, 125749), (17, 118352), (26, 77384), (34, 59176), (52, 38692), (68, 29588), (104, 19346), (136, 14794), (208, 9673), (221, 9104), (272, 7397), (442, 4552), (569, 3536), (884, 2276), (1138, 1768)]