20344073906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1782379}}^1$

素因数の和:1782833

約数の個数: 16

約数和(自身を含む): 32938382400

約数和(自身を除く): 12594308494

約数列:

[1, 2, 13, 26, 439, 878, 5707, 11414, 1782379, 3564758, 23170927, 46341854, 782464381, 1564928762, 10172036953, 20344073906]

約数ペア:

[(1, 20344073906), (2, 10172036953), (13, 1564928762), (26, 782464381), (439, 46341854), (878, 23170927), (5707, 3564758), (11414, 1782379)]