64353328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{309391}}^1$

素因数の和:309412

約数の個数: 20

約数和(自身を含む): 134276128

約数和(自身を除く): 69922800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 309391, 618782, 1237564, 2475128, 4022083, 4950256, 8044166, 16088332, 32176664, 64353328]

約数ペア:

[(1, 64353328), (2, 32176664), (4, 16088332), (8, 8044166), (13, 4950256), (16, 4022083), (26, 2475128), (52, 1237564), (104, 618782), (208, 309391)]