19893969

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{367}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 30426240

約数和(自身を除く): 10532271

約数列:

[1, 3, 9, 19, 57, 171, 317, 367, 951, 1101, 2853, 3303, 6023, 6973, 18069, 20919, 54207, 62757, 116339, 349017, 1047051, 2210441, 6631323, 19893969]

約数ペア:

[(1, 19893969), (3, 6631323), (9, 2210441), (19, 1047051), (57, 349017), (171, 116339), (317, 62757), (367, 54207), (951, 20919), (1101, 18069), (2853, 6973), (3303, 6023)]