203389616

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{208391}}^1$

素因数の和:208460

約数の個数: 20

約数和(自身を含む): 400529424

約数和(自身を除く): 197139808

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 208391, 416782, 833564, 1667128, 3334256, 12711851, 25423702, 50847404, 101694808, 203389616]

約数ペア:

[(1, 203389616), (2, 101694808), (4, 50847404), (8, 25423702), (16, 12711851), (61, 3334256), (122, 1667128), (244, 833564), (488, 416782), (976, 208391)]