19918016

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{18307}}^1$

素因数の和:18336

約数の個数: 28

約数和(自身を含む): 41852088

約数和(自身を除く): 21934072

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 18307, 36614, 73228, 146456, 292912, 311219, 585824, 622438, 1171648, 1244876, 2489752, 4979504, 9959008, 19918016]

約数ペア:

[(1, 19918016), (2, 9959008), (4, 4979504), (8, 2489752), (16, 1244876), (17, 1171648), (32, 622438), (34, 585824), (64, 311219), (68, 292912), (136, 146456), (272, 73228), (544, 36614), (1088, 18307)]