20173156969

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1\times {\mathrm{557}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 24597997056

約数和(自身を除く): 4424840087

約数列:

[1, 7, 31, 49, 113, 211, 217, 557, 791, 1477, 1519, 3503, 3899, 5537, 6541, 10339, 17267, 23843, 24521, 27293, 45787, 62941, 117527, 120869, 166901, 171647, 320509, 440587, 739133, 822689, 846083, 1168307, 1951171, 3084109, 3643337, 5173931, 5758823, 13280551, 13658197, 25503359, 36217517, 92963857, 95607379, 178523513, 411697081, 650746999, 2881879567, 20173156969]

約数ペア:

[(1, 20173156969), (7, 2881879567), (31, 650746999), (49, 411697081), (113, 178523513), (211, 95607379), (217, 92963857), (557, 36217517), (791, 25503359), (1477, 13658197), (1519, 13280551), (3503, 5758823), (3899, 5173931), (5537, 3643337), (6541, 3084109), (10339, 1951171), (17267, 1168307), (23843, 846083), (24521, 822689), (27293, 739133), (45787, 440587), (62941, 320509), (117527, 171647), (120869, 166901)]