20896304

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9133}}^1$

素因数の和:9165

約数の個数: 40

約数和(自身を含む): 47569872

約数和(自身を除く): 26673568

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 9133, 18266, 36532, 73064, 100463, 118729, 146128, 200926, 237458, 401852, 474916, 803704, 949832, 1306019, 1607408, 1899664, 2612038, 5224076, 10448152, 20896304]

約数ペア:

[(1, 20896304), (2, 10448152), (4, 5224076), (8, 2612038), (11, 1899664), (13, 1607408), (16, 1306019), (22, 949832), (26, 803704), (44, 474916), (52, 401852), (88, 237458), (104, 200926), (143, 146128), (176, 118729), (208, 100463), (286, 73064), (572, 36532), (1144, 18266), (2288, 9133)]