12381822

素因数分解:

$2^1\times 3^5\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 28282800

約数和(自身を除く): 15900978

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 243, 349, 438, 486, 657, 698, 1047, 1314, 1971, 2094, 3141, 3942, 5913, 6282, 9423, 11826, 17739, 18846, 25477, 28269, 35478, 50954, 56538, 76431, 84807, 152862, 169614, 229293, 458586, 687879, 1375758, 2063637, 4127274, 6190911, 12381822]

約数ペア:

[(1, 12381822), (2, 6190911), (3, 4127274), (6, 2063637), (9, 1375758), (18, 687879), (27, 458586), (54, 229293), (73, 169614), (81, 152862), (146, 84807), (162, 76431), (219, 56538), (243, 50954), (349, 35478), (438, 28269), (486, 25477), (657, 18846), (698, 17739), (1047, 11826), (1314, 9423), (1971, 6282), (2094, 5913), (3141, 3942)]