20671858963

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{487}}^1\times {\mathrm{727}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 25010585600

約数和(自身を除く): 4338726637

約数列:

[1, 7, 19, 133, 439, 487, 727, 3073, 3409, 5089, 8341, 9253, 13813, 58387, 64771, 96691, 213793, 319153, 354049, 1496551, 2234071, 2478343, 4062067, 6063907, 6726931, 28434469, 42447349, 47088517, 155427511, 1087992577, 2953122709, 20671858963]

約数ペア:

[(1, 20671858963), (7, 2953122709), (19, 1087992577), (133, 155427511), (439, 47088517), (487, 42447349), (727, 28434469), (3073, 6726931), (3409, 6063907), (5089, 4062067), (8341, 2478343), (9253, 2234071), (13813, 1496551), (58387, 354049), (64771, 319153), (96691, 213793)]