64392016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{309577}}^1$

素因数の和:309598

約数の個数: 20

約数和(自身を含む): 134356852

約数和(自身を除く): 69964836

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 309577, 619154, 1238308, 2476616, 4024501, 4953232, 8049002, 16098004, 32196008, 64392016]

約数ペア:

[(1, 64392016), (2, 32196008), (4, 16098004), (8, 8049002), (13, 4953232), (16, 4024501), (26, 2476616), (52, 1238308), (104, 619154), (208, 309577)]