19862144

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{8167}}^1$

素因数の和:8200

約数の個数: 32

約数和(自身を含む): 41656800

約数和(自身を除く): 21794656

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 8167, 16334, 32668, 65336, 130672, 155173, 261344, 310346, 522688, 620692, 1045376, 1241384, 2482768, 4965536, 9931072, 19862144]

約数ペア:

[(1, 19862144), (2, 9931072), (4, 4965536), (8, 2482768), (16, 1241384), (19, 1045376), (32, 620692), (38, 522688), (64, 310346), (76, 261344), (128, 155173), (152, 130672), (304, 65336), (608, 32668), (1216, 16334), (2432, 8167)]