19744817757

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{829}}^1\times {\mathrm{18593}}^1$

素因数の和:19493

約数の個数: 32

約数和(自身を含む): 30619111680

約数和(自身を除く): 10874293923

約数列:

[1, 3, 7, 21, 61, 183, 427, 829, 1281, 2487, 5803, 17409, 18593, 50569, 55779, 130151, 151707, 353983, 390453, 1061949, 1134173, 3402519, 7939211, 15413597, 23817633, 46240791, 107895179, 323685537, 940229417, 2820688251, 6581605919, 19744817757]

約数ペア:

[(1, 19744817757), (3, 6581605919), (7, 2820688251), (21, 940229417), (61, 323685537), (183, 107895179), (427, 46240791), (829, 23817633), (1281, 15413597), (2487, 7939211), (5803, 3402519), (17409, 1134173), (18593, 1061949), (50569, 390453), (55779, 353983), (130151, 151707)]