20277209745

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1507039}}^1$

素因数の和:1507086

約数の個数: 48

約数和(自身を含む): 39496504320

約数和(自身を除く): 19219294575

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1495, 2691, 4485, 13455, 1507039, 4521117, 7535195, 13563351, 19591507, 22605585, 34661897, 58774521, 67816755, 97957535, 103985691, 173309485, 176323563, 293872605, 311957073, 450604661, 519928455, 881617815, 1351813983, 1559785365, 2253023305, 4055441949, 6759069915, 20277209745]

約数ペア:

[(1, 20277209745), (3, 6759069915), (5, 4055441949), (9, 2253023305), (13, 1559785365), (15, 1351813983), (23, 881617815), (39, 519928455), (45, 450604661), (65, 311957073), (69, 293872605), (115, 176323563), (117, 173309485), (195, 103985691), (207, 97957535), (299, 67816755), (345, 58774521), (585, 34661897), (897, 22605585), (1035, 19591507), (1495, 13563351), (2691, 7535195), (4485, 4521117), (13455, 1507039)]