19702782

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{659}}^1$

素因数の和:829

約数の個数: 48

約数和(自身を含む): 46949760

約数和(自身を除く): 27246978

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 151, 198, 302, 453, 659, 906, 1318, 1359, 1661, 1977, 2718, 3322, 3954, 4983, 5931, 7249, 9966, 11862, 14498, 14949, 21747, 29898, 43494, 65241, 99509, 130482, 199018, 298527, 597054, 895581, 1094599, 1791162, 2189198, 3283797, 6567594, 9851391, 19702782]

約数ペア:

[(1, 19702782), (2, 9851391), (3, 6567594), (6, 3283797), (9, 2189198), (11, 1791162), (18, 1094599), (22, 895581), (33, 597054), (66, 298527), (99, 199018), (151, 130482), (198, 99509), (302, 65241), (453, 43494), (659, 29898), (906, 21747), (1318, 14949), (1359, 14498), (1661, 11862), (1977, 9966), (2718, 7249), (3322, 5931), (3954, 4983)]