19305388

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 34496000

約数和(自身を除く): 15190612

約数列:

[1, 2, 4, 79, 158, 199, 307, 316, 398, 614, 796, 1228, 15721, 24253, 31442, 48506, 61093, 62884, 97012, 122186, 244372, 4826347, 9652694, 19305388]

約数ペア:

[(1, 19305388), (2, 9652694), (4, 4826347), (79, 244372), (158, 122186), (199, 97012), (307, 62884), (316, 61093), (398, 48506), (614, 31442), (796, 24253), (1228, 15721)]