20167035

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 39398400

約数和(自身を除く): 19231365

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 37, 87, 105, 111, 145, 179, 185, 203, 259, 435, 537, 555, 609, 777, 895, 1015, 1073, 1253, 1295, 2685, 3045, 3219, 3759, 3885, 5191, 5365, 6265, 6623, 7511, 15573, 16095, 18795, 19869, 22533, 25955, 33115, 36337, 37555, 46361, 77865, 99345, 109011, 112665, 139083, 181685, 192067, 231805, 545055, 576201, 695415, 960335, 1344469, 2881005, 4033407, 6722345, 20167035]

約数ペア:

[(1, 20167035), (3, 6722345), (5, 4033407), (7, 2881005), (15, 1344469), (21, 960335), (29, 695415), (35, 576201), (37, 545055), (87, 231805), (105, 192067), (111, 181685), (145, 139083), (179, 112665), (185, 109011), (203, 99345), (259, 77865), (435, 46361), (537, 37555), (555, 36337), (609, 33115), (777, 25955), (895, 22533), (1015, 19869), (1073, 18795), (1253, 16095), (1295, 15573), (2685, 7511), (3045, 6623), (3219, 6265), (3759, 5365), (3885, 5191)]