54321836

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{37619}}^1$

素因数の和:37661

約数の個数: 18

約数和(自身を含む): 100332540

約数和(自身を除く): 46010704

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 37619, 75238, 150476, 714761, 1429522, 2859044, 13580459, 27160918, 54321836]

約数ペア:

[(1, 54321836), (2, 27160918), (4, 13580459), (19, 2859044), (38, 1429522), (76, 714761), (361, 150476), (722, 75238), (1444, 37619)]