20131803559

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{5119}}^1$

素因数の和:5431

約数の個数: 32

約数和(自身を含む): 24029429760

約数和(自身を除く): 3897626201

約数列:

[1, 7, 41, 71, 193, 287, 497, 1351, 2911, 5119, 7913, 13703, 20377, 35833, 55391, 95921, 209879, 363449, 561823, 987967, 1469153, 2544143, 3932761, 6915769, 14901409, 40506647, 70145657, 104309863, 283546529, 491019599, 2875971937, 20131803559]

約数ペア:

[(1, 20131803559), (7, 2875971937), (41, 491019599), (71, 283546529), (193, 104309863), (287, 70145657), (497, 40506647), (1351, 14901409), (2911, 6915769), (5119, 3932761), (7913, 2544143), (13703, 1469153), (20377, 987967), (35833, 561823), (55391, 363449), (95921, 209879)]