200215856

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{403661}}^1$

素因数の和:403700

約数の個数: 20

約数和(自身を含む): 400432704

約数和(自身を除く): 200216848

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 403661, 807322, 1614644, 3229288, 6458576, 12513491, 25026982, 50053964, 100107928, 200215856]

約数ペア:

[(1, 200215856), (2, 100107928), (4, 50053964), (8, 25026982), (16, 12513491), (31, 6458576), (62, 3229288), (124, 1614644), (248, 807322), (496, 403661)]