20101424

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1777}}^1$

素因数の和:1893

約数の個数: 40

約数和(自身を含む): 44976288

約数和(自身を除く): 24874864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1414, 1616, 1777, 2828, 3554, 5656, 7108, 11312, 12439, 14216, 24878, 28432, 49756, 99512, 179477, 199024, 358954, 717908, 1256339, 1435816, 2512678, 2871632, 5025356, 10050712, 20101424]

約数ペア:

[(1, 20101424), (2, 10050712), (4, 5025356), (7, 2871632), (8, 2512678), (14, 1435816), (16, 1256339), (28, 717908), (56, 358954), (101, 199024), (112, 179477), (202, 99512), (404, 49756), (707, 28432), (808, 24878), (1414, 14216), (1616, 12439), (1777, 11312), (2828, 7108), (3554, 5656)]