18456816

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{337}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 54988544

約数和(自身を除く): 36531728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 163, 168, 326, 336, 337, 489, 652, 674, 978, 1011, 1141, 1304, 1348, 1956, 2022, 2282, 2359, 2608, 2696, 3423, 3912, 4044, 4564, 4718, 5392, 6846, 7077, 7824, 8088, 9128, 9436, 13692, 14154, 16176, 18256, 18872, 27384, 28308, 37744, 54768, 54931, 56616, 109862, 113232, 164793, 219724, 329586, 384517, 439448, 659172, 769034, 878896, 1153551, 1318344, 1538068, 2307102, 2636688, 3076136, 4614204, 6152272, 9228408, 18456816]

約数ペア:

[(1, 18456816), (2, 9228408), (3, 6152272), (4, 4614204), (6, 3076136), (7, 2636688), (8, 2307102), (12, 1538068), (14, 1318344), (16, 1153551), (21, 878896), (24, 769034), (28, 659172), (42, 439448), (48, 384517), (56, 329586), (84, 219724), (112, 164793), (163, 113232), (168, 109862), (326, 56616), (336, 54931), (337, 54768), (489, 37744), (652, 28308), (674, 27384), (978, 18872), (1011, 18256), (1141, 16176), (1304, 14154), (1348, 13692), (1956, 9436), (2022, 9128), (2282, 8088), (2359, 7824), (2608, 7077), (2696, 6846), (3423, 5392), (3912, 4718), (4044, 4564)]