66493232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{319679}}^1$

素因数の和:319700

約数の個数: 20

約数和(自身を含む): 138741120

約数和(自身を除く): 72247888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 319679, 639358, 1278716, 2557432, 4155827, 5114864, 8311654, 16623308, 33246616, 66493232]

約数ペア:

[(1, 66493232), (2, 33246616), (4, 16623308), (8, 8311654), (13, 5114864), (16, 4155827), (26, 2557432), (52, 1278716), (104, 639358), (208, 319679)]