18307310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 40061952

約数和(自身を除く): 21754642

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 83, 115, 137, 161, 166, 230, 274, 322, 415, 581, 685, 805, 830, 959, 1162, 1370, 1610, 1909, 1918, 2905, 3151, 3818, 4795, 5810, 6302, 9545, 9590, 11371, 13363, 15755, 19090, 22057, 22742, 26726, 31510, 44114, 56855, 66815, 79597, 110285, 113710, 133630, 159194, 220570, 261533, 397985, 523066, 795970, 1307665, 1830731, 2615330, 3661462, 9153655, 18307310]

約数ペア:

[(1, 18307310), (2, 9153655), (5, 3661462), (7, 2615330), (10, 1830731), (14, 1307665), (23, 795970), (35, 523066), (46, 397985), (70, 261533), (83, 220570), (115, 159194), (137, 133630), (161, 113710), (166, 110285), (230, 79597), (274, 66815), (322, 56855), (415, 44114), (581, 31510), (685, 26726), (805, 22742), (830, 22057), (959, 19090), (1162, 15755), (1370, 13363), (1610, 11371), (1909, 9590), (1918, 9545), (2905, 6302), (3151, 5810), (3818, 4795)]