19562913

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 29933280

約数和(自身を除く): 10370367

約数列:

[1, 3, 9, 19, 57, 171, 233, 491, 699, 1473, 2097, 4419, 4427, 9329, 13281, 27987, 39843, 83961, 114403, 343209, 1029627, 2173657, 6520971, 19562913]

約数ペア:

[(1, 19562913), (3, 6520971), (9, 2173657), (19, 1029627), (57, 343209), (171, 114403), (233, 83961), (491, 39843), (699, 27987), (1473, 13281), (2097, 9329), (4419, 4427)]