18354028

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{8513}}^1$

素因数の和:8542

約数の個数: 36

約数和(自身を含む): 40765032

約数和(自身を除く): 22411004

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 8513, 17026, 34052, 59591, 93643, 119182, 187286, 238364, 374572, 417137, 655501, 834274, 1311002, 1668548, 2622004, 4588507, 9177014, 18354028]

約数ペア:

[(1, 18354028), (2, 9177014), (4, 4588507), (7, 2622004), (11, 1668548), (14, 1311002), (22, 834274), (28, 655501), (44, 417137), (49, 374572), (77, 238364), (98, 187286), (154, 119182), (196, 93643), (308, 59591), (539, 34052), (1078, 17026), (2156, 8513)]