218678144

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{89917}}^1$

素因数の和:89950

約数の個数: 32

約数和(自身を含む): 458581800

約数和(自身を除く): 239903656

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 89917, 179834, 359668, 719336, 1438672, 1708423, 2877344, 3416846, 5754688, 6833692, 11509376, 13667384, 27334768, 54669536, 109339072, 218678144]

約数ペア:

[(1, 218678144), (2, 109339072), (4, 54669536), (8, 27334768), (16, 13667384), (19, 11509376), (32, 6833692), (38, 5754688), (64, 3416846), (76, 2877344), (128, 1708423), (152, 1438672), (304, 719336), (608, 359668), (1216, 179834), (2432, 89917)]