20788076

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{881}}^1$

素因数の和:1249

約数の個数: 24

約数和(自身を含む): 38673936

約数和(自身を除く): 17885860

約数列:

[1, 2, 4, 17, 34, 68, 347, 694, 881, 1388, 1762, 3524, 5899, 11798, 14977, 23596, 29954, 59908, 305707, 611414, 1222828, 5197019, 10394038, 20788076]

約数ペア:

[(1, 20788076), (2, 10394038), (4, 5197019), (17, 1222828), (34, 611414), (68, 305707), (347, 59908), (694, 29954), (881, 23596), (1388, 14977), (1762, 11798), (3524, 5899)]