20926128

素因数分解:

$2^4\times 3^1\times {\mathrm{197}}^1\times {\mathrm{2213}}^1$

素因数の和:2421

約数の個数: 40

約数和(自身を含む): 54358128

約数和(自身を除く): 33432000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 197, 394, 591, 788, 1182, 1576, 2213, 2364, 3152, 4426, 4728, 6639, 8852, 9456, 13278, 17704, 26556, 35408, 53112, 106224, 435961, 871922, 1307883, 1743844, 2615766, 3487688, 5231532, 6975376, 10463064, 20926128]

約数ペア:

[(1, 20926128), (2, 10463064), (3, 6975376), (4, 5231532), (6, 3487688), (8, 2615766), (12, 1743844), (16, 1307883), (24, 871922), (48, 435961), (197, 106224), (394, 53112), (591, 35408), (788, 26556), (1182, 17704), (1576, 13278), (2213, 9456), (2364, 8852), (3152, 6639), (4426, 4728)]