19702746

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{156371}}^1$

素因数の和:156386

約数の個数: 24

約数和(自身を含む): 48788064

約数和(自身を除く): 29085318

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 156371, 312742, 469113, 938226, 1094597, 1407339, 2189194, 2814678, 3283791, 6567582, 9851373, 19702746]

約数ペア:

[(1, 19702746), (2, 9851373), (3, 6567582), (6, 3283791), (7, 2814678), (9, 2189194), (14, 1407339), (18, 1094597), (21, 938226), (42, 469113), (63, 312742), (126, 156371)]