20647248

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25303}}^1$

素因数の和:25331

約数の個数: 40

約数和(自身を含む): 56478528

約数和(自身を除く): 35831280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25303, 50606, 75909, 101212, 151818, 202424, 303636, 404848, 430151, 607272, 860302, 1214544, 1290453, 1720604, 2580906, 3441208, 5161812, 6882416, 10323624, 20647248]

約数ペア:

[(1, 20647248), (2, 10323624), (3, 6882416), (4, 5161812), (6, 3441208), (8, 2580906), (12, 1720604), (16, 1290453), (17, 1214544), (24, 860302), (34, 607272), (48, 430151), (51, 404848), (68, 303636), (102, 202424), (136, 151818), (204, 101212), (272, 75909), (408, 50606), (816, 25303)]