208889110

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{53699}}^1$

素因数の和:54095

約数の個数: 16

約数和(自身を含む): 376974000

約数和(自身を除く): 168084890

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 53699, 107398, 268495, 536990, 20888911, 41777822, 104444555, 208889110]

約数ペア:

[(1, 208889110), (2, 104444555), (5, 41777822), (10, 20888911), (389, 536990), (778, 268495), (1945, 107398), (3890, 53699)]