19672867880

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2147693}}^1$

素因数の和:2147933

約数の個数: 32

約数和(自身を含む): 44457265800

約数和(自身を除く): 24784397920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 2147693, 4295386, 8590772, 10738465, 17181544, 21476930, 42953860, 85907720, 491821697, 983643394, 1967286788, 2459108485, 3934573576, 4918216970, 9836433940, 19672867880]

約数ペア:

[(1, 19672867880), (2, 9836433940), (4, 4918216970), (5, 3934573576), (8, 2459108485), (10, 1967286788), (20, 983643394), (40, 491821697), (229, 85907720), (458, 42953860), (916, 21476930), (1145, 17181544), (1832, 10738465), (2290, 8590772), (4580, 4295386), (9160, 2147693)]