206513098

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1\times {\mathrm{409}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 345384000

約数和(自身を除く): 138870902

約数列:

[1, 2, 11, 22, 59, 118, 389, 409, 649, 778, 818, 1298, 4279, 4499, 8558, 8998, 22951, 24131, 45902, 48262, 159101, 252461, 265441, 318202, 504922, 530882, 1750111, 3500222, 9386959, 18773918, 103256549, 206513098]

約数ペア:

[(1, 206513098), (2, 103256549), (11, 18773918), (22, 9386959), (59, 3500222), (118, 1750111), (389, 530882), (409, 504922), (649, 318202), (778, 265441), (818, 252461), (1298, 159101), (4279, 48262), (4499, 45902), (8558, 24131), (8998, 22951)]