19437376

素因数分解:

$2^6\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1071

約数の個数: 56

約数和(自身を含む): 45151040

約数和(自身を除く): 25713664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 172, 224, 301, 344, 448, 602, 688, 1009, 1204, 1376, 2018, 2408, 2752, 4036, 4816, 7063, 8072, 9632, 14126, 16144, 19264, 28252, 32288, 43387, 56504, 64576, 86774, 113008, 173548, 226016, 303709, 347096, 452032, 607418, 694192, 1214836, 1388384, 2429672, 2776768, 4859344, 9718688, 19437376]

約数ペア:

[(1, 19437376), (2, 9718688), (4, 4859344), (7, 2776768), (8, 2429672), (14, 1388384), (16, 1214836), (28, 694192), (32, 607418), (43, 452032), (56, 347096), (64, 303709), (86, 226016), (112, 173548), (172, 113008), (224, 86774), (301, 64576), (344, 56504), (448, 43387), (602, 32288), (688, 28252), (1009, 19264), (1204, 16144), (1376, 14126), (2018, 9632), (2408, 8072), (2752, 7063), (4036, 4816)]