20468868

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{4973}}^1$

素因数の和:5001

約数の個数: 48

約数和(自身を含む): 55708800

約数和(自身を除く): 35239932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 4973, 9946, 14919, 19892, 29838, 34811, 59676, 69622, 104433, 139244, 208866, 243677, 417732, 487354, 731031, 974708, 1462062, 1705739, 2924124, 3411478, 5117217, 6822956, 10234434, 20468868]

約数ペア:

[(1, 20468868), (2, 10234434), (3, 6822956), (4, 5117217), (6, 3411478), (7, 2924124), (12, 1705739), (14, 1462062), (21, 974708), (28, 731031), (42, 487354), (49, 417732), (84, 243677), (98, 208866), (147, 139244), (196, 104433), (294, 69622), (343, 59676), (588, 34811), (686, 29838), (1029, 19892), (1372, 14919), (2058, 9946), (4116, 4973)]