20614832

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1787}}^1$

素因数の和:1905

約数の個数: 40

約数和(自身を含む): 46116096

約数和(自身を除く): 25501264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 1787, 2884, 3574, 5768, 7148, 11536, 12509, 14296, 25018, 28592, 50036, 100072, 184061, 200144, 368122, 736244, 1288427, 1472488, 2576854, 2944976, 5153708, 10307416, 20614832]

約数ペア:

[(1, 20614832), (2, 10307416), (4, 5153708), (7, 2944976), (8, 2576854), (14, 1472488), (16, 1288427), (28, 736244), (56, 368122), (103, 200144), (112, 184061), (206, 100072), (412, 50036), (721, 28592), (824, 25018), (1442, 14296), (1648, 12509), (1787, 11536), (2884, 7148), (3574, 5768)]