413936

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:680

約数の個数: 20

約数和(自身を含む): 822864

約数和(自身を除く): 408928

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 631, 656, 1262, 2524, 5048, 10096, 25871, 51742, 103484, 206968, 413936]

約数ペア:

[(1, 413936), (2, 206968), (4, 103484), (8, 51742), (16, 25871), (41, 10096), (82, 5048), (164, 2524), (328, 1262), (631, 656)]