19651136

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{7489}}^1$

素因数の和:7542

約数の個数: 28

約数和(自身を含む): 39951660

約数和(自身を除く): 20300524

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 1312, 2624, 7489, 14978, 29956, 59912, 119824, 239648, 307049, 479296, 614098, 1228196, 2456392, 4912784, 9825568, 19651136]

約数ペア:

[(1, 19651136), (2, 9825568), (4, 4912784), (8, 2456392), (16, 1228196), (32, 614098), (41, 479296), (64, 307049), (82, 239648), (164, 119824), (328, 59912), (656, 29956), (1312, 14978), (2624, 7489)]