20165487208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132667679}}^1$

素因数の和:132667704

約数の個数: 16

約数和(自身を含む): 39800304000

約数和(自身を除く): 19634816792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132667679, 265335358, 530670716, 1061341432, 2520685901, 5041371802, 10082743604, 20165487208]

約数ペア:

[(1, 20165487208), (2, 10082743604), (4, 5041371802), (8, 2520685901), (19, 1061341432), (38, 530670716), (76, 265335358), (152, 132667679)]