20102735528

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{881}}^1\times {\mathrm{7901}}^1$

素因数の和:8826

約数の個数: 48

約数和(自身を含む): 39831058260

約数和(自身を除く): 19728322732

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 881, 1444, 1762, 2888, 3524, 7048, 7901, 15802, 16739, 31604, 33478, 63208, 66956, 133912, 150119, 300238, 318041, 600476, 636082, 1200952, 1272164, 2544328, 2852261, 5704522, 6960781, 11409044, 13921562, 22818088, 27843124, 55686248, 132254839, 264509678, 529019356, 1058038712, 2512841941, 5025683882, 10051367764, 20102735528]

約数ペア:

[(1, 20102735528), (2, 10051367764), (4, 5025683882), (8, 2512841941), (19, 1058038712), (38, 529019356), (76, 264509678), (152, 132254839), (361, 55686248), (722, 27843124), (881, 22818088), (1444, 13921562), (1762, 11409044), (2888, 6960781), (3524, 5704522), (7048, 2852261), (7901, 2544328), (15802, 1272164), (16739, 1200952), (31604, 636082), (33478, 600476), (63208, 318041), (66956, 300238), (133912, 150119)]