20910770

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{44491}}^1$

素因数の和:44545

約数の個数: 16

約数和(自身を含む): 38441088

約数和(自身を除く): 17530318

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 44491, 88982, 222455, 444910, 2091077, 4182154, 10455385, 20910770]

約数ペア:

[(1, 20910770), (2, 10455385), (5, 4182154), (10, 2091077), (47, 444910), (94, 222455), (235, 88982), (470, 44491)]