208833370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{25561}}^1$

素因数の和:25630

約数の個数: 32

約数和(自身を含む): 404902080

約数和(自身を除く): 196068710

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 25561, 51122, 127805, 255610, 485659, 971318, 1099123, 2198246, 2428295, 4856590, 5495615, 10991230, 20883337, 41766674, 104416685, 208833370]

約数ペア:

[(1, 208833370), (2, 104416685), (5, 41766674), (10, 20883337), (19, 10991230), (38, 5495615), (43, 4856590), (86, 2428295), (95, 2198246), (190, 1099123), (215, 971318), (430, 485659), (817, 255610), (1634, 127805), (4085, 51122), (8170, 25561)]