20055393

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6899}}^1$

素因数の和:6941

約数の個数: 24

約数和(自身を含む): 32292000

約数和(自身を除く): 12236607

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 6899, 20697, 62091, 117283, 131081, 351849, 393243, 1055547, 1179729, 2228377, 6685131, 20055393]

約数ペア:

[(1, 20055393), (3, 6685131), (9, 2228377), (17, 1179729), (19, 1055547), (51, 393243), (57, 351849), (153, 131081), (171, 117283), (323, 62091), (969, 20697), (2907, 6899)]