20934056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 47779200

約数和(自身を除く): 26845144

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 29, 44, 52, 58, 88, 104, 116, 143, 232, 286, 319, 377, 572, 631, 638, 754, 1144, 1262, 1276, 1508, 2524, 2552, 3016, 4147, 5048, 6941, 8203, 8294, 13882, 16406, 16588, 18299, 27764, 32812, 33176, 36598, 55528, 65624, 73196, 90233, 146392, 180466, 201289, 237887, 360932, 402578, 475774, 721864, 805156, 951548, 1610312, 1903096, 2616757, 5233514, 10467028, 20934056]

約数ペア:

[(1, 20934056), (2, 10467028), (4, 5233514), (8, 2616757), (11, 1903096), (13, 1610312), (22, 951548), (26, 805156), (29, 721864), (44, 475774), (52, 402578), (58, 360932), (88, 237887), (104, 201289), (116, 180466), (143, 146392), (232, 90233), (286, 73196), (319, 65624), (377, 55528), (572, 36598), (631, 33176), (638, 32812), (754, 27764), (1144, 18299), (1262, 16588), (1276, 16406), (1508, 13882), (2524, 8294), (2552, 8203), (3016, 6941), (4147, 5048)]