18761982

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 21154818

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 419, 439, 838, 878, 1257, 1317, 2514, 2634, 7123, 7463, 14246, 14926, 21369, 22389, 42738, 44778, 183941, 367882, 551823, 1103646, 3126997, 6253994, 9380991, 18761982]

約数ペア:

[(1, 18761982), (2, 9380991), (3, 6253994), (6, 3126997), (17, 1103646), (34, 551823), (51, 367882), (102, 183941), (419, 44778), (439, 42738), (838, 22389), (878, 21369), (1257, 14926), (1317, 14246), (2514, 7463), (2634, 7123)]