20187766190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{54293}}^1$

素因数の和:54441

約数の個数: 48

約数和(自身を含む): 38724218208

約数和(自身を除く): 18536452018

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 361, 515, 722, 1030, 1805, 1957, 3610, 3914, 9785, 19570, 37183, 54293, 74366, 108586, 185915, 271465, 371830, 542930, 1031567, 2063134, 5157835, 5592179, 10315670, 11184358, 19599773, 27960895, 39199546, 55921790, 97998865, 106251401, 195997730, 212502802, 531257005, 1062514010, 2018776619, 4037553238, 10093883095, 20187766190]

約数ペア:

[(1, 20187766190), (2, 10093883095), (5, 4037553238), (10, 2018776619), (19, 1062514010), (38, 531257005), (95, 212502802), (103, 195997730), (190, 106251401), (206, 97998865), (361, 55921790), (515, 39199546), (722, 27960895), (1030, 19599773), (1805, 11184358), (1957, 10315670), (3610, 5592179), (3914, 5157835), (9785, 2063134), (19570, 1031567), (37183, 542930), (54293, 371830), (74366, 271465), (108586, 185915)]