20266708

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2269}}^1$

素因数の和:2320

約数の個数: 48

約数和(自身を含む): 45763200

約数和(自身を除く): 25496492

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 638, 812, 1276, 2233, 2269, 4466, 4538, 8932, 9076, 15883, 24959, 31766, 49918, 63532, 65801, 99836, 131602, 174713, 263204, 349426, 460607, 698852, 723811, 921214, 1447622, 1842428, 2895244, 5066677, 10133354, 20266708]

約数ペア:

[(1, 20266708), (2, 10133354), (4, 5066677), (7, 2895244), (11, 1842428), (14, 1447622), (22, 921214), (28, 723811), (29, 698852), (44, 460607), (58, 349426), (77, 263204), (116, 174713), (154, 131602), (203, 99836), (308, 65801), (319, 63532), (406, 49918), (638, 31766), (812, 24959), (1276, 15883), (2233, 9076), (2269, 8932), (4466, 4538)]