19882458

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{929}}^1$

素因数の和:1007

約数の個数: 48

約数和(自身を含む): 45700200

約数和(自身を除く): 25817742

約数列:

[1, 2, 3, 6, 9, 18, 29, 41, 58, 82, 87, 123, 174, 246, 261, 369, 522, 738, 929, 1189, 1858, 2378, 2787, 3567, 5574, 7134, 8361, 10701, 16722, 21402, 26941, 38089, 53882, 76178, 80823, 114267, 161646, 228534, 242469, 342801, 484938, 685602, 1104581, 2209162, 3313743, 6627486, 9941229, 19882458]

約数ペア:

[(1, 19882458), (2, 9941229), (3, 6627486), (6, 3313743), (9, 2209162), (18, 1104581), (29, 685602), (41, 484938), (58, 342801), (82, 242469), (87, 228534), (123, 161646), (174, 114267), (246, 80823), (261, 76178), (369, 53882), (522, 38089), (738, 26941), (929, 21402), (1189, 16722), (1858, 10701), (2378, 8361), (2787, 7134), (3567, 5574)]