20163949729

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{49307}}^1$

素因数の和:49485

約数の個数: 32

約数和(自身を含む): 25902084096

約数和(自身を除く): 5738134367

約数列:

[1, 7, 11, 47, 77, 113, 329, 517, 791, 1243, 3619, 5311, 8701, 37177, 49307, 58421, 345149, 408947, 542377, 2317429, 3796639, 5571691, 16222003, 25491719, 39001837, 61288601, 178442033, 261869477, 429020207, 1833086339, 2880564247, 20163949729]

約数ペア:

[(1, 20163949729), (7, 2880564247), (11, 1833086339), (47, 429020207), (77, 261869477), (113, 178442033), (329, 61288601), (517, 39001837), (791, 25491719), (1243, 16222003), (3619, 5571691), (5311, 3796639), (8701, 2317429), (37177, 542377), (49307, 408947), (58421, 345149)]