18503816

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 35640000

約数和(自身を除く): 17136184

約数列:

[1, 2, 4, 8, 59, 118, 197, 199, 236, 394, 398, 472, 788, 796, 1576, 1592, 11623, 11741, 23246, 23482, 39203, 46492, 46964, 78406, 92984, 93928, 156812, 313624, 2312977, 4625954, 9251908, 18503816]

約数ペア:

[(1, 18503816), (2, 9251908), (4, 4625954), (8, 2312977), (59, 313624), (118, 156812), (197, 93928), (199, 92984), (236, 78406), (394, 46964), (398, 46492), (472, 39203), (788, 23482), (796, 23246), (1576, 11741), (1592, 11623)]