20081966512

素因数分解:

$2^4\times {\mathrm{983}}^1\times {\mathrm{1276829}}^1$

素因数の和:1277820

約数の個数: 20

約数和(自身を含む): 38948422320

約数和(自身を除く): 18866455808

約数列:

[1, 2, 4, 8, 16, 983, 1966, 3932, 7864, 15728, 1276829, 2553658, 5107316, 10214632, 20429264, 1255122907, 2510245814, 5020491628, 10040983256, 20081966512]

約数ペア:

[(1, 20081966512), (2, 10040983256), (4, 5020491628), (8, 2510245814), (16, 1255122907), (983, 20429264), (1966, 10214632), (3932, 5107316), (7864, 2553658), (15728, 1276829)]