20999952

素因数分解:

$2^4\times 3^3\times {\mathrm{48611}}^1$

素因数の和:48628

約数の個数: 40

約数和(自身を含む): 60278880

約数和(自身を除く): 39278928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 48611, 97222, 145833, 194444, 291666, 388888, 437499, 583332, 777776, 874998, 1166664, 1312497, 1749996, 2333328, 2624994, 3499992, 5249988, 6999984, 10499976, 20999952]

約数ペア:

[(1, 20999952), (2, 10499976), (3, 6999984), (4, 5249988), (6, 3499992), (8, 2624994), (9, 2333328), (12, 1749996), (16, 1312497), (18, 1166664), (24, 874998), (27, 777776), (36, 583332), (48, 437499), (54, 388888), (72, 291666), (108, 194444), (144, 145833), (216, 97222), (432, 48611)]