198147536

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{399491}}^1$

素因数の和:399530

約数の個数: 20

約数和(自身を含む): 396296064

約数和(自身を除く): 198148528

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 399491, 798982, 1597964, 3195928, 6391856, 12384221, 24768442, 49536884, 99073768, 198147536]

約数ペア:

[(1, 198147536), (2, 99073768), (4, 49536884), (8, 24768442), (16, 12384221), (31, 6391856), (62, 3195928), (124, 1597964), (248, 798982), (496, 399491)]