201974254

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1\times {\mathrm{997}}^1$

素因数の和:1707

約数の個数: 16

約数和(自身を含む): 305388000

約数和(自身を除く): 103413746

約数列:

[1, 2, 199, 398, 509, 997, 1018, 1994, 101291, 198403, 202582, 396806, 507473, 1014946, 100987127, 201974254]

約数ペア:

[(1, 201974254), (2, 100987127), (199, 1014946), (398, 507473), (509, 396806), (997, 202582), (1018, 198403), (1994, 101291)]