19388886

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1117}}^1$

素因数の和:1396

約数の個数: 32

約数和(自身を含む): 42501888

約数和(自身を除く): 23113002

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 263, 526, 789, 1117, 1578, 2234, 2893, 3351, 5786, 6702, 8679, 12287, 17358, 24574, 36861, 73722, 293771, 587542, 881313, 1762626, 3231481, 6462962, 9694443, 19388886]

約数ペア:

[(1, 19388886), (2, 9694443), (3, 6462962), (6, 3231481), (11, 1762626), (22, 881313), (33, 587542), (66, 293771), (263, 73722), (526, 36861), (789, 24574), (1117, 17358), (1578, 12287), (2234, 8679), (2893, 6702), (3351, 5786)]