20907108

素因数分解:

$2^2\times 3^2\times {\mathrm{271}}^1\times {\mathrm{2143}}^1$

素因数の和:2424

約数の個数: 36

約数和(自身を含む): 53068288

約数和(自身を除く): 32161180

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 271, 542, 813, 1084, 1626, 2143, 2439, 3252, 4286, 4878, 6429, 8572, 9756, 12858, 19287, 25716, 38574, 77148, 580753, 1161506, 1742259, 2323012, 3484518, 5226777, 6969036, 10453554, 20907108]

約数ペア:

[(1, 20907108), (2, 10453554), (3, 6969036), (4, 5226777), (6, 3484518), (9, 2323012), (12, 1742259), (18, 1161506), (36, 580753), (271, 77148), (542, 38574), (813, 25716), (1084, 19287), (1626, 12858), (2143, 9756), (2439, 8572), (3252, 6429), (4286, 4878)]