18340245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 40734720

約数和(自身を除く): 22394475

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 67, 77, 79, 99, 105, 165, 201, 231, 237, 315, 335, 385, 395, 469, 495, 553, 603, 693, 711, 737, 869, 1005, 1155, 1185, 1407, 1659, 2211, 2345, 2607, 2765, 3015, 3465, 3555, 3685, 4221, 4345, 4977, 5159, 5293, 6083, 6633, 7035, 7821, 8295, 11055, 13035, 15477, 15879, 18249, 21105, 24885, 25795, 26465, 30415, 33165, 37051, 39105, 46431, 47637, 54747, 58223, 77385, 79395, 91245, 111153, 174669, 185255, 232155, 238185, 273735, 291115, 333459, 407561, 524007, 555765, 873345, 1222683, 1667295, 2037805, 2620035, 3668049, 6113415, 18340245]

約数ペア:

[(1, 18340245), (3, 6113415), (5, 3668049), (7, 2620035), (9, 2037805), (11, 1667295), (15, 1222683), (21, 873345), (33, 555765), (35, 524007), (45, 407561), (55, 333459), (63, 291115), (67, 273735), (77, 238185), (79, 232155), (99, 185255), (105, 174669), (165, 111153), (201, 91245), (231, 79395), (237, 77385), (315, 58223), (335, 54747), (385, 47637), (395, 46431), (469, 39105), (495, 37051), (553, 33165), (603, 30415), (693, 26465), (711, 25795), (737, 24885), (869, 21105), (1005, 18249), (1155, 15879), (1185, 15477), (1407, 13035), (1659, 11055), (2211, 8295), (2345, 7821), (2607, 7035), (2765, 6633), (3015, 6083), (3465, 5293), (3555, 5159), (3685, 4977), (4221, 4345)]