20193292

素因数分解:

$2^2\times 7^2\times {\mathrm{269}}^1\times {\mathrm{383}}^1$

素因数の和:670

約数の個数: 36

約数和(自身を含む): 41368320

約数和(自身を除く): 21175028

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 269, 383, 538, 766, 1076, 1532, 1883, 2681, 3766, 5362, 7532, 10724, 13181, 18767, 26362, 37534, 52724, 75068, 103027, 206054, 412108, 721189, 1442378, 2884756, 5048323, 10096646, 20193292]

約数ペア:

[(1, 20193292), (2, 10096646), (4, 5048323), (7, 2884756), (14, 1442378), (28, 721189), (49, 412108), (98, 206054), (196, 103027), (269, 75068), (383, 52724), (538, 37534), (766, 26362), (1076, 18767), (1532, 13181), (1883, 10724), (2681, 7532), (3766, 5362)]