18883245

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1123}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 32371200

約数和(自身を除く): 13487955

約数列:

[1, 3, 5, 15, 19, 57, 59, 95, 177, 285, 295, 885, 1121, 1123, 3363, 3369, 5605, 5615, 16815, 16845, 21337, 64011, 66257, 106685, 198771, 320055, 331285, 993855, 1258883, 3776649, 6294415, 18883245]

約数ペア:

[(1, 18883245), (3, 6294415), (5, 3776649), (15, 1258883), (19, 993855), (57, 331285), (59, 320055), (95, 198771), (177, 106685), (285, 66257), (295, 64011), (885, 21337), (1121, 16845), (1123, 16815), (3363, 5615), (3369, 5605)]