221703568

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{446983}}^1$

素因数の和:447022

約数の個数: 20

約数和(自身を含む): 443408128

約数和(自身を除く): 221704560

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 446983, 893966, 1787932, 3575864, 7151728, 13856473, 27712946, 55425892, 110851784, 221703568]

約数ペア:

[(1, 221703568), (2, 110851784), (4, 55425892), (8, 27712946), (16, 13856473), (31, 7151728), (62, 3575864), (124, 1787932), (248, 893966), (496, 446983)]