13218376

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 27432000

約数和(自身を除く): 14213624

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 199, 361, 398, 437, 722, 796, 874, 1444, 1592, 1748, 2888, 3496, 3781, 4577, 7562, 8303, 9154, 15124, 16606, 18308, 30248, 33212, 36616, 66424, 71839, 86963, 143678, 173926, 287356, 347852, 574712, 695704, 1652297, 3304594, 6609188, 13218376]

約数ペア:

[(1, 13218376), (2, 6609188), (4, 3304594), (8, 1652297), (19, 695704), (23, 574712), (38, 347852), (46, 287356), (76, 173926), (92, 143678), (152, 86963), (184, 71839), (199, 66424), (361, 36616), (398, 33212), (437, 30248), (722, 18308), (796, 16606), (874, 15124), (1444, 9154), (1592, 8303), (1748, 7562), (2888, 4577), (3496, 3781)]