20854144

素因数分解:

$2^7\times {\mathrm{191}}^1\times {\mathrm{853}}^1$

素因数の和:1058

約数の個数: 32

約数和(自身を含む): 41811840

約数和(自身を除く): 20957696

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 191, 382, 764, 853, 1528, 1706, 3056, 3412, 6112, 6824, 12224, 13648, 24448, 27296, 54592, 109184, 162923, 325846, 651692, 1303384, 2606768, 5213536, 10427072, 20854144]

約数ペア:

[(1, 20854144), (2, 10427072), (4, 5213536), (8, 2606768), (16, 1303384), (32, 651692), (64, 325846), (128, 162923), (191, 109184), (382, 54592), (764, 27296), (853, 24448), (1528, 13648), (1706, 12224), (3056, 6824), (3412, 6112)]