19951480227

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{8716243}}^1$

素因数の和:8716362

約数の個数: 16

約数和(自身を含む): 30681178880

約数和(自身を除く): 10729698653

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 8716243, 26148729, 61013701, 183041103, 950070487, 2850211461, 6650493409, 19951480227]

約数ペア:

[(1, 19951480227), (3, 6650493409), (7, 2850211461), (21, 950070487), (109, 183041103), (327, 61013701), (763, 26148729), (2289, 8716243)]