870847942

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1\times {\mathrm{19991}}^1$

素因数の和:20963

約数の個数: 16

約数和(自身を含む): 1364573952

約数和(自身を除く): 493726010

約数列:

[1, 2, 23, 46, 947, 1894, 19991, 21781, 39982, 43562, 459793, 919586, 18931477, 37862954, 435423971, 870847942]

約数ペア:

[(1, 870847942), (2, 435423971), (23, 37862954), (46, 18931477), (947, 919586), (1894, 459793), (19991, 43562), (21781, 39982)]