20151712

素因数分解:

$2^5\times 7^1\times {\mathrm{89963}}^1$

素因数の和:89980

約数の個数: 24

約数和(自身を含む): 45341856

約数和(自身を除く): 25190144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 89963, 179926, 359852, 629741, 719704, 1259482, 1439408, 2518964, 2878816, 5037928, 10075856, 20151712]

約数ペア:

[(1, 20151712), (2, 10075856), (4, 5037928), (7, 2878816), (8, 2518964), (14, 1439408), (16, 1259482), (28, 719704), (32, 629741), (56, 359852), (112, 179926), (224, 89963)]