20765664

素因数分解:

$2^5\times 3^2\times {\mathrm{72103}}^1$

素因数の和:72119

約数の個数: 36

約数和(自身を含む): 59053176

約数和(自身を除く): 38287512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 72103, 144206, 216309, 288412, 432618, 576824, 648927, 865236, 1153648, 1297854, 1730472, 2307296, 2595708, 3460944, 5191416, 6921888, 10382832, 20765664]

約数ペア:

[(1, 20765664), (2, 10382832), (3, 6921888), (4, 5191416), (6, 3460944), (8, 2595708), (9, 2307296), (12, 1730472), (16, 1297854), (18, 1153648), (24, 865236), (32, 648927), (36, 576824), (48, 432618), (72, 288412), (96, 216309), (144, 144206), (288, 72103)]