39278036

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2857}}^1$

素因数の和:3359

約数の個数: 24

約数和(自身を含む): 78743616

約数和(自身を除く): 39465580

約数列:

[1, 2, 4, 7, 14, 28, 491, 982, 1964, 2857, 3437, 5714, 6874, 11428, 13748, 19999, 39998, 79996, 1402787, 2805574, 5611148, 9819509, 19639018, 39278036]

約数ペア:

[(1, 39278036), (2, 19639018), (4, 9819509), (7, 5611148), (14, 2805574), (28, 1402787), (491, 79996), (982, 39998), (1964, 19999), (2857, 13748), (3437, 11428), (5714, 6874)]