248907824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{19919}}^1$

素因数の和:20009

約数の個数: 40

約数和(自身を含む): 533537280

約数和(自身を除く): 284629456

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 3124, 6248, 12496, 19919, 39838, 79676, 159352, 219109, 318704, 438218, 876436, 1414249, 1752872, 2828498, 3505744, 5656996, 11313992, 15556739, 22627984, 31113478, 62226956, 124453912, 248907824]

約数ペア:

[(1, 248907824), (2, 124453912), (4, 62226956), (8, 31113478), (11, 22627984), (16, 15556739), (22, 11313992), (44, 5656996), (71, 3505744), (88, 2828498), (142, 1752872), (176, 1414249), (284, 876436), (568, 438218), (781, 318704), (1136, 219109), (1562, 159352), (3124, 79676), (6248, 39838), (12496, 19919)]