201217448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1323799}}^1$

素因数の和:1323824

約数の個数: 16

約数和(自身を含む): 397140000

約数和(自身を除く): 195922552

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1323799, 2647598, 5295196, 10590392, 25152181, 50304362, 100608724, 201217448]

約数ペア:

[(1, 201217448), (2, 100608724), (4, 50304362), (8, 25152181), (19, 10590392), (38, 5295196), (76, 2647598), (152, 1323799)]