197484976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{20201}}^1$

素因数の和:20269

約数の個数: 40

約数和(自身を含む): 420848064

約数和(自身を除く): 223363088

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 20201, 40402, 80804, 161608, 262613, 323216, 525226, 949447, 1050452, 1898894, 2100904, 3797788, 4201808, 7595576, 12342811, 15191152, 24685622, 49371244, 98742488, 197484976]

約数ペア:

[(1, 197484976), (2, 98742488), (4, 49371244), (8, 24685622), (13, 15191152), (16, 12342811), (26, 7595576), (47, 4201808), (52, 3797788), (94, 2100904), (104, 1898894), (188, 1050452), (208, 949447), (376, 525226), (611, 323216), (752, 262613), (1222, 161608), (2444, 80804), (4888, 40402), (9776, 20201)]