19675136

素因数分解:

$2^{11}\times {\mathrm{13}}^1\times {\mathrm{739}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 42424200

約数和(自身を除く): 22749064

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 739, 832, 1024, 1478, 1664, 2048, 2956, 3328, 5912, 6656, 9607, 11824, 13312, 19214, 23648, 26624, 38428, 47296, 76856, 94592, 153712, 189184, 307424, 378368, 614848, 756736, 1229696, 1513472, 2459392, 4918784, 9837568, 19675136]

約数ペア:

[(1, 19675136), (2, 9837568), (4, 4918784), (8, 2459392), (13, 1513472), (16, 1229696), (26, 756736), (32, 614848), (52, 378368), (64, 307424), (104, 189184), (128, 153712), (208, 94592), (256, 76856), (416, 47296), (512, 38428), (739, 26624), (832, 23648), (1024, 19214), (1478, 13312), (1664, 11824), (2048, 9607), (2956, 6656), (3328, 5912)]