18535990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{15319}}^1$

素因数の和:15348

約数の個数: 24

約数和(自身を含む): 36676080

約数和(自身を除く): 18140090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 15319, 30638, 76595, 153190, 168509, 337018, 842545, 1685090, 1853599, 3707198, 9267995, 18535990]

約数ペア:

[(1, 18535990), (2, 9267995), (5, 3707198), (10, 1853599), (11, 1685090), (22, 842545), (55, 337018), (110, 168509), (121, 153190), (242, 76595), (605, 30638), (1210, 15319)]