18405824

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{2069}}^1$

素因数の和:2220

約数の個数: 28

約数和(自身を含む): 36804600

約数和(自身を除く): 18398776

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2069, 2224, 4138, 4448, 8276, 8896, 16552, 33104, 66208, 132416, 287591, 575182, 1150364, 2300728, 4601456, 9202912, 18405824]

約数ペア:

[(1, 18405824), (2, 9202912), (4, 4601456), (8, 2300728), (16, 1150364), (32, 575182), (64, 287591), (139, 132416), (278, 66208), (556, 33104), (1112, 16552), (2069, 8896), (2224, 8276), (4138, 4448)]