19537496

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 41990400

約数和(自身を除く): 22452904

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 59, 71, 88, 106, 118, 142, 212, 236, 284, 424, 472, 568, 583, 649, 781, 1166, 1298, 1562, 2332, 2596, 3124, 3127, 3763, 4189, 4664, 5192, 6248, 6254, 7526, 8378, 12508, 15052, 16756, 25016, 30104, 33512, 34397, 41393, 46079, 68794, 82786, 92158, 137588, 165572, 184316, 222017, 275176, 331144, 368632, 444034, 888068, 1776136, 2442187, 4884374, 9768748, 19537496]

約数ペア:

[(1, 19537496), (2, 9768748), (4, 4884374), (8, 2442187), (11, 1776136), (22, 888068), (44, 444034), (53, 368632), (59, 331144), (71, 275176), (88, 222017), (106, 184316), (118, 165572), (142, 137588), (212, 92158), (236, 82786), (284, 68794), (424, 46079), (472, 41393), (568, 34397), (583, 33512), (649, 30104), (781, 25016), (1166, 16756), (1298, 15052), (1562, 12508), (2332, 8378), (2596, 7526), (3124, 6254), (3127, 6248), (3763, 5192), (4189, 4664)]