17971131458

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{115343}}^1$

素因数の和:115742

約数の個数: 32

約数和(自身を含む): 31890309120

約数和(自身を除く): 13919177662

約数列:

[1, 2, 7, 14, 31, 62, 217, 359, 434, 718, 2513, 5026, 11129, 22258, 77903, 115343, 155806, 230686, 807401, 1614802, 3575633, 7151266, 25029431, 41408137, 50058862, 82816274, 289856959, 579713918, 1283652247, 2567304494, 8985565729, 17971131458]

約数ペア:

[(1, 17971131458), (2, 8985565729), (7, 2567304494), (14, 1283652247), (31, 579713918), (62, 289856959), (217, 82816274), (359, 50058862), (434, 41408137), (718, 25029431), (2513, 7151266), (5026, 3575633), (11129, 1614802), (22258, 807401), (77903, 230686), (115343, 155806)]