19768024

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 38682000

約数和(自身を除く): 18913976

約数列:

[1, 2, 4, 8, 29, 58, 116, 139, 232, 278, 556, 613, 1112, 1226, 2452, 4031, 4904, 8062, 16124, 17777, 32248, 35554, 71108, 85207, 142216, 170414, 340828, 681656, 2471003, 4942006, 9884012, 19768024]

約数ペア:

[(1, 19768024), (2, 9884012), (4, 4942006), (8, 2471003), (29, 681656), (58, 340828), (116, 170414), (139, 142216), (232, 85207), (278, 71108), (556, 35554), (613, 32248), (1112, 17777), (1226, 16124), (2452, 8062), (4031, 4904)]