81541996

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{63113}}^1$

素因数の和:63153

約数の個数: 24

約数和(自身を含む): 159047280

約数和(自身を除く): 77505284

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 63113, 126226, 252452, 1072921, 1199147, 2145842, 2398294, 4291684, 4796588, 20385499, 40770998, 81541996]

約数ペア:

[(1, 81541996), (2, 40770998), (4, 20385499), (17, 4796588), (19, 4291684), (34, 2398294), (38, 2145842), (68, 1199147), (76, 1072921), (323, 252452), (646, 126226), (1292, 63113)]