18331833

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 27449856

約数和(自身を除く): 9118023

約数列:

[1, 3, 13, 39, 47, 73, 137, 141, 219, 411, 611, 949, 1781, 1833, 2847, 3431, 5343, 6439, 10001, 10293, 19317, 30003, 44603, 83707, 130013, 133809, 251121, 390039, 470047, 1410141, 6110611, 18331833]

約数ペア:

[(1, 18331833), (3, 6110611), (13, 1410141), (39, 470047), (47, 390039), (73, 251121), (137, 133809), (141, 130013), (219, 83707), (411, 44603), (611, 30003), (949, 19317), (1781, 10293), (1833, 10001), (2847, 6439), (3431, 5343)]