20933516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{5197}}^1$

素因数の和:5273

約数の個数: 24

約数和(自身を含む): 39296880

約数和(自身を除く): 18363364

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 5197, 10394, 20788, 98743, 197486, 275441, 394972, 550882, 1101764, 5233379, 10466758, 20933516]

約数ペア:

[(1, 20933516), (2, 10466758), (4, 5233379), (19, 1101764), (38, 550882), (53, 394972), (76, 275441), (106, 197486), (212, 98743), (1007, 20788), (2014, 10394), (4028, 5197)]