40578224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{133481}}^1$

素因数の和:133508

約数の個数: 20

約数和(自身を含む): 82758840

約数和(自身を除く): 42180616

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 133481, 266962, 533924, 1067848, 2135696, 2536139, 5072278, 10144556, 20289112, 40578224]

約数ペア:

[(1, 40578224), (2, 20289112), (4, 10144556), (8, 5072278), (16, 2536139), (19, 2135696), (38, 1067848), (76, 533924), (152, 266962), (304, 133481)]