201909994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 371371392

約数和(自身を除く): 169461398

約数列:

[1, 2, 11, 13, 22, 26, 41, 67, 82, 134, 143, 257, 286, 451, 514, 533, 737, 871, 902, 1066, 1474, 1742, 2747, 2827, 3341, 5494, 5654, 5863, 6682, 9581, 10537, 11726, 17219, 19162, 21074, 30217, 34438, 35711, 36751, 60434, 71422, 73502, 115907, 136981, 189409, 223847, 231814, 273962, 378818, 392821, 447694, 705979, 785642, 1411958, 1506791, 2462317, 3013582, 4924634, 7765769, 9177727, 15531538, 18355454, 100954997, 201909994]

約数ペア:

[(1, 201909994), (2, 100954997), (11, 18355454), (13, 15531538), (22, 9177727), (26, 7765769), (41, 4924634), (67, 3013582), (82, 2462317), (134, 1506791), (143, 1411958), (257, 785642), (286, 705979), (451, 447694), (514, 392821), (533, 378818), (737, 273962), (871, 231814), (902, 223847), (1066, 189409), (1474, 136981), (1742, 115907), (2747, 73502), (2827, 71422), (3341, 60434), (5494, 36751), (5654, 35711), (5863, 34438), (6682, 30217), (9581, 21074), (10537, 19162), (11726, 17219)]