19861488

素因数分解:

$2^4\times 3^2\times {\mathrm{137927}}^1$

素因数の和:137941

約数の個数: 30

約数和(自身を含む): 55584984

約数和(自身を除く): 35723496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 137927, 275854, 413781, 551708, 827562, 1103416, 1241343, 1655124, 2206832, 2482686, 3310248, 4965372, 6620496, 9930744, 19861488]

約数ペア:

[(1, 19861488), (2, 9930744), (3, 6620496), (4, 4965372), (6, 3310248), (8, 2482686), (9, 2206832), (12, 1655124), (16, 1241343), (18, 1103416), (24, 827562), (36, 551708), (48, 413781), (72, 275854), (144, 137927)]