19986272

素因数分解:

$2^5\times {\mathrm{619}}^1\times {\mathrm{1009}}^1$

素因数の和:1638

約数の個数: 24

約数和(自身を含む): 39450600

約数和(自身を除く): 19464328

約数列:

[1, 2, 4, 8, 16, 32, 619, 1009, 1238, 2018, 2476, 4036, 4952, 8072, 9904, 16144, 19808, 32288, 624571, 1249142, 2498284, 4996568, 9993136, 19986272]

約数ペア:

[(1, 19986272), (2, 9993136), (4, 4996568), (8, 2498284), (16, 1249142), (32, 624571), (619, 32288), (1009, 19808), (1238, 16144), (2018, 9904), (2476, 8072), (4036, 4952)]