20676352

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{4751}}^1$

素因数の和:4784

約数の個数: 36

約数和(自身を含む): 43708896

約数和(自身を除く): 23032544

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 4751, 9502, 19004, 38008, 76016, 80767, 152032, 161534, 304064, 323068, 608128, 646136, 1216256, 1292272, 2584544, 5169088, 10338176, 20676352]

約数ペア:

[(1, 20676352), (2, 10338176), (4, 5169088), (8, 2584544), (16, 1292272), (17, 1216256), (32, 646136), (34, 608128), (64, 323068), (68, 304064), (128, 161534), (136, 152032), (256, 80767), (272, 76016), (544, 38008), (1088, 19004), (2176, 9502), (4352, 4751)]