1987866878

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{782009}}^1$

素因数の和:782083

約数の個数: 16

約数和(自身を含む): 3153064320

約数和(自身を除く): 1165197442

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 782009, 1564018, 24242279, 32062369, 48484558, 64124738, 993933439, 1987866878]

約数ペア:

[(1, 1987866878), (2, 993933439), (31, 64124738), (41, 48484558), (62, 32062369), (82, 24242279), (1271, 1564018), (2542, 782009)]