18744611978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1\times {\mathrm{39901}}^1$

素因数の和:40298

約数の個数: 32

約数和(自身を含む): 30588234768

約数和(自身を除く): 11843622790

約数列:

[1, 2, 17, 34, 41, 82, 337, 674, 697, 1394, 5729, 11458, 13817, 27634, 39901, 79802, 234889, 469778, 678317, 1356634, 1635941, 3271882, 13446637, 26893274, 27810997, 55621994, 228592829, 457185658, 551312117, 1102624234, 9372305989, 18744611978]

約数ペア:

[(1, 18744611978), (2, 9372305989), (17, 1102624234), (34, 551312117), (41, 457185658), (82, 228592829), (337, 55621994), (674, 27810997), (697, 26893274), (1394, 13446637), (5729, 3271882), (11458, 1635941), (13817, 1356634), (27634, 678317), (39901, 469778), (79802, 234889)]