20515104

素因数分解:

$2^5\times 3^2\times {\mathrm{71233}}^1$

素因数の和:71249

約数の個数: 36

約数和(自身を含む): 58340646

約数和(自身を除く): 37825542

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 71233, 142466, 213699, 284932, 427398, 569864, 641097, 854796, 1139728, 1282194, 1709592, 2279456, 2564388, 3419184, 5128776, 6838368, 10257552, 20515104]

約数ペア:

[(1, 20515104), (2, 10257552), (3, 6838368), (4, 5128776), (6, 3419184), (8, 2564388), (9, 2279456), (12, 1709592), (16, 1282194), (18, 1139728), (24, 854796), (32, 641097), (36, 569864), (48, 427398), (72, 284932), (96, 213699), (144, 142466), (288, 71233)]