20838006

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55127}}^1$

素因数の和:55145

約数の個数: 32

約数和(自身を含む): 52922880

約数和(自身を除く): 32084874

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55127, 110254, 165381, 330762, 385889, 496143, 771778, 992286, 1157667, 1488429, 2315334, 2976858, 3473001, 6946002, 10419003, 20838006]

約数ペア:

[(1, 20838006), (2, 10419003), (3, 6946002), (6, 3473001), (7, 2976858), (9, 2315334), (14, 1488429), (18, 1157667), (21, 992286), (27, 771778), (42, 496143), (54, 385889), (63, 330762), (126, 165381), (189, 110254), (378, 55127)]