66809738

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{13421}}^1$

素因数の和:13573

約数の個数: 16

約数和(自身を含む): 106302240

約数和(自身を除く): 39492502

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 13421, 26842, 254999, 509998, 1758151, 3516302, 33404869, 66809738]

約数ペア:

[(1, 66809738), (2, 33404869), (19, 3516302), (38, 1758151), (131, 509998), (262, 254999), (2489, 26842), (4978, 13421)]