20460928

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9403}}^1$

素因数の和:9434

約数の個数: 32

約数和(自身を含む): 43164360

約数和(自身を除く): 22703432

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9403, 18806, 37612, 75224, 150448, 159851, 300896, 319702, 601792, 639404, 1203584, 1278808, 2557616, 5115232, 10230464, 20460928]

約数ペア:

[(1, 20460928), (2, 10230464), (4, 5115232), (8, 2557616), (16, 1278808), (17, 1203584), (32, 639404), (34, 601792), (64, 319702), (68, 300896), (128, 159851), (136, 150448), (272, 75224), (544, 37612), (1088, 18806), (2176, 9403)]