199954876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{51061}}^1$

素因数の和:51165

約数の個数: 24

約数和(自身を含む): 386028720

約数和(自身を除く): 186073844

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 51061, 102122, 204244, 561671, 1123342, 2246684, 4544429, 9088858, 18177716, 49988719, 99977438, 199954876]

約数ペア:

[(1, 199954876), (2, 99977438), (4, 49988719), (11, 18177716), (22, 9088858), (44, 4544429), (89, 2246684), (178, 1123342), (356, 561671), (979, 204244), (1958, 102122), (3916, 51061)]