20218887904

素因数分解:

$2^5\times {\mathrm{547}}^1\times {\mathrm{1155101}}^1$

素因数の和:1155658

約数の個数: 24

約数和(自身を含む): 39878741448

約数和(自身を除く): 19659853544

約数列:

[1, 2, 4, 8, 16, 32, 547, 1094, 2188, 4376, 8752, 17504, 1155101, 2310202, 4620404, 9240808, 18481616, 36963232, 631840247, 1263680494, 2527360988, 5054721976, 10109443952, 20218887904]

約数ペア:

[(1, 20218887904), (2, 10109443952), (4, 5054721976), (8, 2527360988), (16, 1263680494), (32, 631840247), (547, 36963232), (1094, 18481616), (2188, 9240808), (4376, 4620404), (8752, 2310202), (17504, 1155101)]