19695568

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{14831}}^1$

素因数の和:14922

約数の個数: 20

約数和(自身を含む): 38622528

約数和(自身を除く): 18926960

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 14831, 29662, 59324, 118648, 237296, 1230973, 2461946, 4923892, 9847784, 19695568]

約数ペア:

[(1, 19695568), (2, 9847784), (4, 4923892), (8, 2461946), (16, 1230973), (83, 237296), (166, 118648), (332, 59324), (664, 29662), (1328, 14831)]