17952770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:467

約数の個数: 48

約数和(自身を含む): 36570744

約数和(自身を除く): 18617974

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 121, 185, 242, 370, 401, 407, 605, 802, 814, 1210, 2005, 2035, 4010, 4070, 4411, 4477, 8822, 8954, 14837, 22055, 22385, 29674, 44110, 44770, 48521, 74185, 97042, 148370, 163207, 242605, 326414, 485210, 816035, 1632070, 1795277, 3590554, 8976385, 17952770]

約数ペア:

[(1, 17952770), (2, 8976385), (5, 3590554), (10, 1795277), (11, 1632070), (22, 816035), (37, 485210), (55, 326414), (74, 242605), (110, 163207), (121, 148370), (185, 97042), (242, 74185), (370, 48521), (401, 44770), (407, 44110), (605, 29674), (802, 22385), (814, 22055), (1210, 14837), (2005, 8954), (2035, 8822), (4010, 4477), (4070, 4411)]