20950928

素因数分解:

$2^4\times {\mathrm{659}}^1\times {\mathrm{1987}}^1$

素因数の和:2654

約数の個数: 20

約数和(自身を含む): 40674480

約数和(自身を除く): 19723552

約数列:

[1, 2, 4, 8, 16, 659, 1318, 1987, 2636, 3974, 5272, 7948, 10544, 15896, 31792, 1309433, 2618866, 5237732, 10475464, 20950928]

約数ペア:

[(1, 20950928), (2, 10475464), (4, 5237732), (8, 2618866), (16, 1309433), (659, 31792), (1318, 15896), (1987, 10544), (2636, 7948), (3974, 5272)]