19278722

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{821}}^1$

素因数の和:1081

約数の個数: 16

約数和(自身を含む): 29592000

約数和(自身を除く): 10313278

約数列:

[1, 2, 59, 118, 199, 398, 821, 1642, 11741, 23482, 48439, 96878, 163379, 326758, 9639361, 19278722]

約数ペア:

[(1, 19278722), (2, 9639361), (59, 326758), (118, 163379), (199, 96878), (398, 48439), (821, 23482), (1642, 11741)]