19970106

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{509}}^1$

素因数の和:1030

約数の個数: 32

約数和(自身を含む): 43182720

約数和(自身を除く): 23212614

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 503, 509, 1006, 1018, 1509, 1527, 3018, 3054, 6539, 6617, 13078, 13234, 19617, 19851, 39234, 39702, 256027, 512054, 768081, 1536162, 3328351, 6656702, 9985053, 19970106]

約数ペア:

[(1, 19970106), (2, 9985053), (3, 6656702), (6, 3328351), (13, 1536162), (26, 768081), (39, 512054), (78, 256027), (503, 39702), (509, 39234), (1006, 19851), (1018, 19617), (1509, 13234), (1527, 13078), (3018, 6617), (3054, 6539)]