222479248

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{323371}}^1$

素因数の和:323422

約数の個数: 20

約数和(自身を含む): 441079408

約数和(自身を除く): 218600160

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 323371, 646742, 1293484, 2586968, 5173936, 13904953, 27809906, 55619812, 111239624, 222479248]

約数ペア:

[(1, 222479248), (2, 111239624), (4, 55619812), (8, 27809906), (16, 13904953), (43, 5173936), (86, 2586968), (172, 1293484), (344, 646742), (688, 323371)]