18771213

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{383}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 27454464

約数和(自身を除く): 8683251

約数列:

[1, 3, 17, 31, 51, 93, 383, 527, 961, 1149, 1581, 2883, 6511, 11873, 16337, 19533, 35619, 49011, 201841, 368063, 605523, 1104189, 6257071, 18771213]

約数ペア:

[(1, 18771213), (3, 6257071), (17, 1104189), (31, 605523), (51, 368063), (93, 201841), (383, 49011), (527, 35619), (961, 19533), (1149, 16337), (1581, 11873), (2883, 6511)]