18862173

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1549}}^1$

素因数の和:1610

約数の個数: 32

約数和(自身を含む): 31248000

約数和(自身を除く): 12385827

約数列:

[1, 3, 9, 11, 27, 33, 41, 99, 123, 297, 369, 451, 1107, 1353, 1549, 4059, 4647, 12177, 13941, 17039, 41823, 51117, 63509, 153351, 190527, 460053, 571581, 698599, 1714743, 2095797, 6287391, 18862173]

約数ペア:

[(1, 18862173), (3, 6287391), (9, 2095797), (11, 1714743), (27, 698599), (33, 571581), (41, 460053), (99, 190527), (123, 153351), (297, 63509), (369, 51117), (451, 41823), (1107, 17039), (1353, 13941), (1549, 12177), (4059, 4647)]