195778888

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41549}}^1$

素因数の和:41605

約数の個数: 32

約数和(自身を含む): 398880000

約数和(自身を除く): 203101112

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4712, 41549, 83098, 166196, 332392, 789431, 1288019, 1578862, 2576038, 3157724, 5152076, 6315448, 10304152, 24472361, 48944722, 97889444, 195778888]

約数ペア:

[(1, 195778888), (2, 97889444), (4, 48944722), (8, 24472361), (19, 10304152), (31, 6315448), (38, 5152076), (62, 3157724), (76, 2576038), (124, 1578862), (152, 1288019), (248, 789431), (589, 332392), (1178, 166196), (2356, 83098), (4712, 41549)]