18761108

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{823}}^1$

素因数の和:1007

約数の個数: 24

約数和(自身を含む): 33915840

約数和(自身を除く): 15154732

約数列:

[1, 2, 4, 41, 82, 139, 164, 278, 556, 823, 1646, 3292, 5699, 11398, 22796, 33743, 67486, 114397, 134972, 228794, 457588, 4690277, 9380554, 18761108]

約数ペア:

[(1, 18761108), (2, 9380554), (4, 4690277), (41, 457588), (82, 228794), (139, 134972), (164, 114397), (278, 67486), (556, 33743), (823, 22796), (1646, 11398), (3292, 5699)]