12421978

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:306

約数の個数: 24

約数和(自身を含む): 19908000

約数和(自身を除く): 7486022

約数列:

[1, 2, 23, 46, 59, 118, 199, 398, 529, 1058, 1357, 2714, 4577, 9154, 11741, 23482, 31211, 62422, 105271, 210542, 270043, 540086, 6210989, 12421978]

約数ペア:

[(1, 12421978), (2, 6210989), (23, 540086), (46, 270043), (59, 210542), (118, 105271), (199, 62422), (398, 31211), (529, 23482), (1058, 11741), (1357, 9154), (2714, 4577)]