12842290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 24520320

約数和(自身を除く): 11678030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 257, 263, 514, 526, 1285, 1315, 2570, 2630, 4883, 4997, 9766, 9994, 24415, 24985, 48830, 49970, 67591, 135182, 337955, 675910, 1284229, 2568458, 6421145, 12842290]

約数ペア:

[(1, 12842290), (2, 6421145), (5, 2568458), (10, 1284229), (19, 675910), (38, 337955), (95, 135182), (190, 67591), (257, 49970), (263, 48830), (514, 24985), (526, 24415), (1285, 9994), (1315, 9766), (2570, 4997), (2630, 4883)]