19201664

素因数分解:

$2^7\times {\mathrm{67}}^1\times {\mathrm{2239}}^1$

素因数の和:2320

約数の個数: 32

約数和(自身を含む): 38841600

約数和(自身を除く): 19639936

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 268, 536, 1072, 2144, 2239, 4288, 4478, 8576, 8956, 17912, 35824, 71648, 143296, 150013, 286592, 300026, 600052, 1200104, 2400208, 4800416, 9600832, 19201664]

約数ペア:

[(1, 19201664), (2, 9600832), (4, 4800416), (8, 2400208), (16, 1200104), (32, 600052), (64, 300026), (67, 286592), (128, 150013), (134, 143296), (268, 71648), (536, 35824), (1072, 17912), (2144, 8956), (2239, 8576), (4288, 4478)]