1388392304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{6674963}}^1$

素因数の和:6674984

約数の個数: 20

約数和(自身を含む): 2896934376

約数和(自身を除く): 1508542072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 6674963, 13349926, 26699852, 53399704, 86774519, 106799408, 173549038, 347098076, 694196152, 1388392304]

約数ペア:

[(1, 1388392304), (2, 694196152), (4, 347098076), (8, 173549038), (13, 106799408), (16, 86774519), (26, 53399704), (52, 26699852), (104, 13349926), (208, 6674963)]