19476171

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 34026720

約数和(自身を除く): 14550549

約数列:

[1, 3, 9, 11, 13, 33, 37, 39, 99, 111, 117, 143, 333, 407, 409, 429, 481, 1221, 1227, 1287, 1443, 3663, 3681, 4329, 4499, 5291, 5317, 13497, 15133, 15873, 15951, 40491, 45399, 47619, 47853, 58487, 136197, 166463, 175461, 196729, 499389, 526383, 590187, 1498167, 1770561, 2164019, 6492057, 19476171]

約数ペア:

[(1, 19476171), (3, 6492057), (9, 2164019), (11, 1770561), (13, 1498167), (33, 590187), (37, 526383), (39, 499389), (99, 196729), (111, 175461), (117, 166463), (143, 136197), (333, 58487), (407, 47853), (409, 47619), (429, 45399), (481, 40491), (1221, 15951), (1227, 15873), (1287, 15133), (1443, 13497), (3663, 5317), (3681, 5291), (4329, 4499)]