20050408

素因数分解:

$2^3\times 7^3\times {\mathrm{7307}}^1$

素因数の和:7334

約数の個数: 32

約数和(自身を含む): 43848000

約数和(自身を除く): 23797592

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 7307, 14614, 29228, 51149, 58456, 102298, 204596, 358043, 409192, 716086, 1432172, 2506301, 2864344, 5012602, 10025204, 20050408]

約数ペア:

[(1, 20050408), (2, 10025204), (4, 5012602), (7, 2864344), (8, 2506301), (14, 1432172), (28, 716086), (49, 409192), (56, 358043), (98, 204596), (196, 102298), (343, 58456), (392, 51149), (686, 29228), (1372, 14614), (2744, 7307)]