20604865216

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{575941}}^1$

素因数の和:576009

約数の個数: 56

約数和(自身を含む): 45057094544

約数和(自身を除く): 24452229328

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 172, 208, 344, 416, 559, 688, 832, 1118, 1376, 2236, 2752, 4472, 8944, 17888, 35776, 575941, 1151882, 2303764, 4607528, 7487233, 9215056, 14974466, 18430112, 24765463, 29948932, 36860224, 49530926, 59897864, 99061852, 119795728, 198123704, 239591456, 321951019, 396247408, 479182912, 643902038, 792494816, 1287804076, 1584989632, 2575608152, 5151216304, 10302432608, 20604865216]

約数ペア:

[(1, 20604865216), (2, 10302432608), (4, 5151216304), (8, 2575608152), (13, 1584989632), (16, 1287804076), (26, 792494816), (32, 643902038), (43, 479182912), (52, 396247408), (64, 321951019), (86, 239591456), (104, 198123704), (172, 119795728), (208, 99061852), (344, 59897864), (416, 49530926), (559, 36860224), (688, 29948932), (832, 24765463), (1118, 18430112), (1376, 14974466), (2236, 9215056), (2752, 7487233), (4472, 4607528), (8944, 2303764), (17888, 1151882), (35776, 575941)]