20881218

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2927}}^1$

素因数の和:3002

約数の個数: 32

約数和(自身を含む): 44271360

約数和(自身を除く): 23390142

約数列:

[1, 2, 3, 6, 29, 41, 58, 82, 87, 123, 174, 246, 1189, 2378, 2927, 3567, 5854, 7134, 8781, 17562, 84883, 120007, 169766, 240014, 254649, 360021, 509298, 720042, 3480203, 6960406, 10440609, 20881218]

約数ペア:

[(1, 20881218), (2, 10440609), (3, 6960406), (6, 3480203), (29, 720042), (41, 509298), (58, 360021), (82, 254649), (87, 240014), (123, 169766), (174, 120007), (246, 84883), (1189, 17562), (2378, 8781), (2927, 7134), (3567, 5854)]