20011952

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23599}}^1$

素因数の和:23660

約数の個数: 20

約数和(自身を含む): 39506400

約数和(自身を除く): 19494448

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23599, 47198, 94396, 188792, 377584, 1250747, 2501494, 5002988, 10005976, 20011952]

約数ペア:

[(1, 20011952), (2, 10005976), (4, 5002988), (8, 2501494), (16, 1250747), (53, 377584), (106, 188792), (212, 94396), (424, 47198), (848, 23599)]