20293852

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 40007520

約数和(自身を除く): 19713668

約数列:

[1, 2, 4, 17, 29, 34, 41, 58, 68, 82, 116, 164, 251, 493, 502, 697, 986, 1004, 1189, 1394, 1972, 2378, 2788, 4267, 4756, 7279, 8534, 10291, 14558, 17068, 20213, 20582, 29116, 40426, 41164, 80852, 123743, 174947, 247486, 298439, 349894, 494972, 596878, 699788, 1193756, 5073463, 10146926, 20293852]

約数ペア:

[(1, 20293852), (2, 10146926), (4, 5073463), (17, 1193756), (29, 699788), (34, 596878), (41, 494972), (58, 349894), (68, 298439), (82, 247486), (116, 174947), (164, 123743), (251, 80852), (493, 41164), (502, 40426), (697, 29116), (986, 20582), (1004, 20213), (1189, 17068), (1394, 14558), (1972, 10291), (2378, 8534), (2788, 7279), (4267, 4756)]