18161208

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19403}}^1$

素因数の和:19428

約数の個数: 48

約数和(自身を含む): 52972920

約数和(自身を除く): 34811712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 19403, 38806, 58209, 77612, 116418, 155224, 174627, 232836, 252239, 349254, 465672, 504478, 698508, 756717, 1008956, 1397016, 1513434, 2017912, 2270151, 3026868, 4540302, 6053736, 9080604, 18161208]

約数ペア:

[(1, 18161208), (2, 9080604), (3, 6053736), (4, 4540302), (6, 3026868), (8, 2270151), (9, 2017912), (12, 1513434), (13, 1397016), (18, 1008956), (24, 756717), (26, 698508), (36, 504478), (39, 465672), (52, 349254), (72, 252239), (78, 232836), (104, 174627), (117, 155224), (156, 116418), (234, 77612), (312, 58209), (468, 38806), (936, 19403)]