203900216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47819}}^1$

素因数の和:47879

約数の個数: 32

約数和(自身を含む): 421772400

約数和(自身を除く): 217872184

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 47819, 95638, 191276, 382552, 621647, 1243294, 1960579, 2486588, 3921158, 4973176, 7842316, 15684632, 25487527, 50975054, 101950108, 203900216]

約数ペア:

[(1, 203900216), (2, 101950108), (4, 50975054), (8, 25487527), (13, 15684632), (26, 7842316), (41, 4973176), (52, 3921158), (82, 2486588), (104, 1960579), (164, 1243294), (328, 621647), (533, 382552), (1066, 191276), (2132, 95638), (4264, 47819)]