20936452

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{2039}}^1$

素因数の和:2211

約数の個数: 24

約数和(自身を含む): 39070080

約数和(自身を除く): 18133628

約数列:

[1, 2, 4, 17, 34, 68, 151, 302, 604, 2039, 2567, 4078, 5134, 8156, 10268, 34663, 69326, 138652, 307889, 615778, 1231556, 5234113, 10468226, 20936452]

約数ペア:

[(1, 20936452), (2, 10468226), (4, 5234113), (17, 1231556), (34, 615778), (68, 307889), (151, 138652), (302, 69326), (604, 34663), (2039, 10268), (2567, 8156), (4078, 5134)]