1997198744

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{677}}^1\times {\mathrm{16033}}^1$

素因数の和:16739

約数の個数: 32

約数和(自身を含む): 3913578720

約数和(自身を除く): 1916379976

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 677, 1354, 2708, 5416, 15571, 16033, 31142, 32066, 62284, 64132, 124568, 128264, 368759, 737518, 1475036, 2950072, 10854341, 21708682, 43417364, 86834728, 249649843, 499299686, 998599372, 1997198744]

約数ペア:

[(1, 1997198744), (2, 998599372), (4, 499299686), (8, 249649843), (23, 86834728), (46, 43417364), (92, 21708682), (184, 10854341), (677, 2950072), (1354, 1475036), (2708, 737518), (5416, 368759), (15571, 128264), (16033, 124568), (31142, 64132), (32066, 62284)]