20512576104

素因数分解:

$2^3\times 3^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1\times {\mathrm{13309}}^1$

素因数の和:13898

約数の個数: 64

約数和(自身を含む): 51749280000

約数和(自身を除く): 31236703896

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 149, 298, 431, 447, 596, 862, 894, 1192, 1293, 1724, 1788, 2586, 3448, 3576, 5172, 10344, 13309, 26618, 39927, 53236, 64219, 79854, 106472, 128438, 159708, 192657, 256876, 319416, 385314, 513752, 770628, 1541256, 1983041, 3966082, 5736179, 5949123, 7932164, 11472358, 11898246, 15864328, 17208537, 22944716, 23796492, 34417074, 45889432, 47592984, 68834148, 137668296, 854690671, 1709381342, 2564072013, 3418762684, 5128144026, 6837525368, 10256288052, 20512576104]

約数ペア:

[(1, 20512576104), (2, 10256288052), (3, 6837525368), (4, 5128144026), (6, 3418762684), (8, 2564072013), (12, 1709381342), (24, 854690671), (149, 137668296), (298, 68834148), (431, 47592984), (447, 45889432), (596, 34417074), (862, 23796492), (894, 22944716), (1192, 17208537), (1293, 15864328), (1724, 11898246), (1788, 11472358), (2586, 7932164), (3448, 5949123), (3576, 5736179), (5172, 3966082), (10344, 1983041), (13309, 1541256), (26618, 770628), (39927, 513752), (53236, 385314), (64219, 319416), (79854, 256876), (106472, 192657), (128438, 159708)]