20009193612

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{139991}}^1$

素因数の和:140318

約数の個数: 48

約数和(自身を含む): 47946700032

約数和(自身を除く): 27937506420

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 277, 516, 554, 831, 1108, 1662, 3324, 11911, 23822, 35733, 47644, 71466, 139991, 142932, 279982, 419973, 559964, 839946, 1679892, 6019613, 12039226, 18058839, 24078452, 36117678, 38777507, 72235356, 77555014, 116332521, 155110028, 232665042, 465330084, 1667432801, 3334865602, 5002298403, 6669731204, 10004596806, 20009193612]

約数ペア:

[(1, 20009193612), (2, 10004596806), (3, 6669731204), (4, 5002298403), (6, 3334865602), (12, 1667432801), (43, 465330084), (86, 232665042), (129, 155110028), (172, 116332521), (258, 77555014), (277, 72235356), (516, 38777507), (554, 36117678), (831, 24078452), (1108, 18058839), (1662, 12039226), (3324, 6019613), (11911, 1679892), (23822, 839946), (35733, 559964), (47644, 419973), (71466, 279982), (139991, 142932)]