20180241

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3217}}^1$

素因数の和:3281

約数の個数: 24

約数和(自身を含む): 31626504

約数和(自身を除く): 11446263

約数列:

[1, 3, 9, 17, 41, 51, 123, 153, 369, 697, 2091, 3217, 6273, 9651, 28953, 54689, 131897, 164067, 395691, 492201, 1187073, 2242249, 6726747, 20180241]

約数ペア:

[(1, 20180241), (3, 6726747), (9, 2242249), (17, 1187073), (41, 492201), (51, 395691), (123, 164067), (153, 131897), (369, 54689), (697, 28953), (2091, 9651), (3217, 6273)]