19459518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10847}}^1$

素因数の和:10888

約数の個数: 32

約数和(自身を含む): 43739136

約数和(自身を除く): 24279618

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 10847, 21694, 32541, 65082, 141011, 249481, 282022, 423033, 498962, 748443, 846066, 1496886, 3243253, 6486506, 9729759, 19459518]

約数ペア:

[(1, 19459518), (2, 9729759), (3, 6486506), (6, 3243253), (13, 1496886), (23, 846066), (26, 748443), (39, 498962), (46, 423033), (69, 282022), (78, 249481), (138, 141011), (299, 65082), (598, 32541), (897, 21694), (1794, 10847)]