20371330504

素因数分解:

$2^3\times 7^1\times {\mathrm{1811}}^1\times {\mathrm{200869}}^1$

素因数の和:202693

約数の個数: 32

約数和(自身を含む): 43677172800

約数和(自身を除く): 23305842296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1811, 3622, 7244, 12677, 14488, 25354, 50708, 101416, 200869, 401738, 803476, 1406083, 1606952, 2812166, 5624332, 11248664, 363773759, 727547518, 1455095036, 2546416313, 2910190072, 5092832626, 10185665252, 20371330504]

約数ペア:

[(1, 20371330504), (2, 10185665252), (4, 5092832626), (7, 2910190072), (8, 2546416313), (14, 1455095036), (28, 727547518), (56, 363773759), (1811, 11248664), (3622, 5624332), (7244, 2812166), (12677, 1606952), (14488, 1406083), (25354, 803476), (50708, 401738), (101416, 200869)]