20496151732

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{726917}}^1$

素因数の和:727000

約数の個数: 48

約数和(自身を含む): 43964000640

約数和(自身を除く): 23467848908

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 53, 76, 106, 133, 212, 266, 371, 532, 742, 1007, 1484, 2014, 4028, 7049, 14098, 28196, 726917, 1453834, 2907668, 5088419, 10176838, 13811423, 20353676, 27622846, 38526601, 55245692, 77053202, 96679961, 154106404, 193359922, 269686207, 386719844, 539372414, 732005419, 1078744828, 1464010838, 2928021676, 5124037933, 10248075866, 20496151732]

約数ペア:

[(1, 20496151732), (2, 10248075866), (4, 5124037933), (7, 2928021676), (14, 1464010838), (19, 1078744828), (28, 732005419), (38, 539372414), (53, 386719844), (76, 269686207), (106, 193359922), (133, 154106404), (212, 96679961), (266, 77053202), (371, 55245692), (532, 38526601), (742, 27622846), (1007, 20353676), (1484, 13811423), (2014, 10176838), (4028, 5088419), (7049, 2907668), (14098, 1453834), (28196, 726917)]