20674338368

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{320791}}^1$

素因数の和:320875

約数の個数: 56

約数和(自身を含む): 43999830720

約数和(自身を除く): 23325492352

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 64, 76, 106, 152, 212, 304, 424, 608, 848, 1007, 1216, 1696, 2014, 3392, 4028, 8056, 16112, 32224, 64448, 320791, 641582, 1283164, 2566328, 5132656, 6095029, 10265312, 12190058, 17001923, 20530624, 24380116, 34003846, 48760232, 68007692, 97520464, 136015384, 195040928, 272030768, 323036537, 390081856, 544061536, 646073074, 1088123072, 1292146148, 2584292296, 5168584592, 10337169184, 20674338368]

約数ペア:

[(1, 20674338368), (2, 10337169184), (4, 5168584592), (8, 2584292296), (16, 1292146148), (19, 1088123072), (32, 646073074), (38, 544061536), (53, 390081856), (64, 323036537), (76, 272030768), (106, 195040928), (152, 136015384), (212, 97520464), (304, 68007692), (424, 48760232), (608, 34003846), (848, 24380116), (1007, 20530624), (1216, 17001923), (1696, 12190058), (2014, 10265312), (3392, 6095029), (4028, 5132656), (8056, 2566328), (16112, 1283164), (32224, 641582), (64448, 320791)]