20782810292

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1\times {\mathrm{5791}}^1$

素因数の和:6192

約数の個数: 48

約数和(自身を含む): 37871339520

約数和(自身を除く): 17088529228

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 277, 316, 554, 1108, 3239, 5791, 6478, 11357, 11582, 12956, 21883, 22714, 23164, 43766, 45428, 87532, 237431, 457489, 474862, 897203, 914978, 949724, 1604107, 1794406, 1829956, 3208214, 3588812, 6416428, 18757049, 37514098, 65768387, 75028196, 126724453, 131536774, 253448906, 263073548, 506897812, 5195702573, 10391405146, 20782810292]

約数ペア:

[(1, 20782810292), (2, 10391405146), (4, 5195702573), (41, 506897812), (79, 263073548), (82, 253448906), (158, 131536774), (164, 126724453), (277, 75028196), (316, 65768387), (554, 37514098), (1108, 18757049), (3239, 6416428), (5791, 3588812), (6478, 3208214), (11357, 1829956), (11582, 1794406), (12956, 1604107), (21883, 949724), (22714, 914978), (23164, 897203), (43766, 474862), (45428, 457489), (87532, 237431)]