18705932212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{71947}}^1$

素因数の和:72292

約数の個数: 48

約数和(自身を含む): 37712263680

約数和(自身を除く): 19006331468

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 311, 418, 622, 836, 1244, 3421, 5909, 6842, 11818, 13684, 23636, 64999, 71947, 129998, 143894, 259996, 287788, 791417, 1366993, 1582834, 2733986, 3165668, 5467972, 15036923, 22375517, 30073846, 44751034, 60147692, 89502068, 246130687, 425134823, 492261374, 850269646, 984522748, 1700539292, 4676483053, 9352966106, 18705932212]

約数ペア:

[(1, 18705932212), (2, 9352966106), (4, 4676483053), (11, 1700539292), (19, 984522748), (22, 850269646), (38, 492261374), (44, 425134823), (76, 246130687), (209, 89502068), (311, 60147692), (418, 44751034), (622, 30073846), (836, 22375517), (1244, 15036923), (3421, 5467972), (5909, 3165668), (6842, 2733986), (11818, 1582834), (13684, 1366993), (23636, 791417), (64999, 287788), (71947, 259996), (129998, 143894)]