20139738

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{311}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 41513472

約数和(自身を除く): 21373734

約数列:

[1, 2, 3, 6, 43, 86, 129, 251, 258, 311, 502, 622, 753, 933, 1506, 1866, 10793, 13373, 21586, 26746, 32379, 40119, 64758, 78061, 80238, 156122, 234183, 468366, 3356623, 6713246, 10069869, 20139738]

約数ペア:

[(1, 20139738), (2, 10069869), (3, 6713246), (6, 3356623), (43, 468366), (86, 234183), (129, 156122), (251, 80238), (258, 78061), (311, 64758), (502, 40119), (622, 32379), (753, 26746), (933, 21586), (1506, 13373), (1866, 10793)]